Answer: conductive hearing loss
Explanation:
Look at the DNA segment below. GATCGT Which of the segments below would be complementary to the segment above during DNA replication?
Answer:
CTAGCA
Explanation:
During DNA replication, the DNA double helix is unwound by DNA helices. Each original strand is then used as a template, by the DNA polymerase, to synthesize a new strand. Base pairing rules apply in the synthesis. Cytosine pairs with Guanine while Adenine pairs with Thiamine.
which term refers to a solution with more molecules outside the cell than inside the cell? hypertonic hypotonic equitonic isotonic
The answer is hypertonic
Answer: hypertonic
Explanation:
There is a liquid capsule inside a cup full of liquid. The cup full of liquid has salt in it and the liquid capsule has no salt in it. In which direction will the solvent flow?
A. The salt does not have to move
B. Equally between the capsule and the cup
C. From the larger cup to the capsule
D. From the capsule to the larger cup
Answer: Option 'C' is correct.
Explanation:
There is a liquid capsule inside a cup full of liquid. The cup full of liquid has salt in it and the liquid capsule has no salt in it.
The solvent will flow from the larger cup to the capsule due to movement from hypotonic solution to hypertonic solution.
According to given situation, liquid capsule is a hypotonic solution because the concentration of solute in liquid capsule is greater than outside of it.
As the liquid capsule does not have solute.
And cup full of liquid having salt has lower concentration, so, it is a hypertonic solution.
Since, Solvent move from from the larger cup to the capsule as the movement happens from hypotonic solution to hypertonic solution.
Hence, Option 'C' is correct.
Final answer:
The solvent will move from the larger cup with saltwater into the salt-free liquid capsule because osmosis drives water from an area of lower solute concentration to an area of higher solute concentration.
Explanation:
When considering a liquid capsule with no salt inside a cup full of saltwater, the direction of solvent flow is governed by osmosis. Osmosis is the movement of a solvent, such as water, across a semipermeable membrane from a region of lower solute concentration into a region of higher solute concentration. In this scenario, since the salt cannot move across the capsule membrane, the water will move to equilibrate the concentration difference.
The correct answer to which direction the solvent will flow is: C. From the larger cup to the capsule. This is because the liquid in the larger cup has a lower water concentration due to the salt dissolved in it, making it a solution of higher osmolarity. Consequently, the solvent (water) will move into the liquid capsule, which has a higher water concentration (lower osmolarity).
Which type of muscle tissue is multinucleate, striated, and unbranched? see section 45.2 ( page 948) ?
Answer:
skeletal muscle tissues
Explanation:
Which of the following statements best defines the term operon?
a. An operon is a region of DNA that consists of a single gene regulated by more than one promoter.b. An operon is a region of DNA that codes for a series of functionally related genes under the control of the same promoter.c. An operon is a region of DNA that codes for sugar-metabolizing enzymes.d. An operon is a region of RNA that consists of the coding regions of more than one gene.
Answer:
b. An operon is a region of DNA that codes for a series of functionally related genes under the control of the same promoter
Explanation:
An operon is usually found in prokaryotic organisms. It refers to the functional structure within prokaryotic genome in which multiple different genes are under the control of one promotor. All of the genes are transcribed together which leads to the formation of polycistronic mRNA. Polycistronic mRNA migh undergo splicing to create monocistronic mRNAs which will be translated separately into few products (proteins).
An operon is a region of DNA that codes for functionally related genes controlled by the same promoter, such as the lac operon in E. coli which is regulated by lactose.
Explanation:The correct definition for an operon is option b: An operon is a region of DNA that codes for a series of functionally related genes under the control of the same promoter. An operon allows for the coordinated regulation of gene expression in prokaryotic cells. For instance, the lac operon in E. coli bacteria, includes a promoter, an operator, and genes that code for enzymes to digest lactose. The presence of lactose can regulate these genes by affecting the binding of the repressor to the operator, allowing for the transcription of these genes when lactose is available.
Which materials preserve soft tissues in fossils? Check all that apply.
amber
minerals
permafrost
sediment
tar
Answer:
The answer is Amber, Permafrost, and Tar
Explanation:
Answer:
a c e
Explanation:
Neptune _____.
is about 5 AU from the sun
is the only outer planet without rings
was the first planet to be discovered using a telescope
was predicted by abnormalities in Uranus' orbit
Answer:
a I think far from the sun
Explanation:
hopefully this will help
Answer:
D
Explanation:
It is 30 AUs so the first answer is incorrect.
It does have rings although they are fragmented and very hard to see. B is wrong.
No Neptune was not the first to be discovered by telescope. Uranus was.
It was found because it did cause abnormalities in Uranius' orbit.
____ will develop pharyngeal arches. ____ will develop a postanal tail in the embryonic stage.
Answer:
The answer to the question: ___ will develop pharyngeal arches. ___ will develop a postnatal tail in the embryonic stage, would be, as follows:
1. Barb fish. During embryonic development of vertebrates, the precursors for such development are known as pharyngeal arches. In the case of fish, these pharyngeal arches are better known as branchial arches, or gill arches and from here the embryonic fish will develop. The one option then to fill in this blank is Barb Fish.
2. Newts: Belonging to the salamander family, this little animal, during the embryonic stage will be able to develop a tail, which will later become a part of the adult newt, or salamander. Newts are amazing because they go through a process known as metamorphoses and it literally means that they change from being a taleless being, to growing a postanal tail.
Youre an athlete who chokes during a competitive event. which stage of the stress process is this? stage 1 stage 2 stage 3 stage 4 stage 5
Is it stage 4 I'm guessing
stage 4 because the first three stages aren’t stress and the fifth one is death
To determine the growth rate of a population, the number of births and deaths are factored in to an equation. What other factors are put into the growth rate equation?
A.) density and carrying capacity
B.) immigration and emigration
C.) marriages and divorces
D.) the number of twins and triplets born
Answer:
I think it's B
Explanation:
Well since we are trying to determine the growth rate of a population, we need to also find out immigration and emigration rate.
Hope this helps chu
Have a great day
A vector is an organism that transfers a pathogen to a host. in the case of malaria, the vector(s) is(are) ______.
Answer:
Anopheles mosquitoes only
For yeast fermenting glucose to ethanol, which form or forms of labeled glucose would give the most radioactivity in CO2 and the least in ethanol? Match the positions from the column to the appropriate blanks in the sentences. C2 and C3 C6 C2 C1 and C6 C4 and C5 C3 C1 C3 and C4 C4 C5In the glycolytic pathway, fructose-1,6-bisphosphate (FBP) contains one phosphate each at ______. Six carbon containing FBP is acted upon by aldolase to yield two triose phosphates: dihydroxyacetone phosphate (DHAP) and glyceraldehyde-3-phosphate (GAP). The __________ bound phosphate along with phosphate-bound Jformation of pyruvate. The ________ of FBP forms DHAP, while along with of FBP form GAP. Subsequent reaction steps result in the end of DHAP or end of GAP end up as _________ of pyruvate, which yields CO2 as it gets dehydrogenated to acetaldehyde. The acetaldehyde is converted to ethanol in the presence of alcohol dehydrogenase and NADH. Hence, _______ form of labeled glucose would give the most radioactivity in CO2 and the least in ethanol.
Answer:
the answer is get this stuff away from me my brain is hurting
Explanation:
One of the major categories of receptors in the plasma membrane reacts by forming dimers, adding phosphate groups, and then activating relay proteins. Which type does this?
A) chemically-gated ion channels
B) G protein-linked receptors
C) cytoplasmic receptors
D) protein kinase receptors
Answer:
D) protein kinase receptors
Explanation:
Protein kinase receptors are simply saying receptors with associated kinases (usually tyrosine kinases).
Protein kinases are enzymes that have the ability to modulate other enzymes (or some other proteins) by adding the phosphate group. This is known as phosphorilation process. As a result of structural change, protein can change its activity (phosphorilation usually increase the activity).
Such receptors are involved in a many signaling cascades.
The receptors that react by forming dimers, adding phosphate groups and activating relay proteins are the protein kinase receptors. These receptors respond to ligand binding by dimerization and phosphorylation triggering a cascade of cellular responses.
Explanation:The major category of receptors in the plasma membrane that reacts by forming dimers, adding phosphate groups, and then activating relay proteins is the protein kinase receptors. These receptors are known for their enzymatic activity that activates a cascade of events inside the cell. The process begins when a ligand, or a signaling molecule, binds to the receptor. This binding induces the dimerization (pairing of two receptor molecules), followed by the addition of phosphate groups to certain amino acids within the receptor. This phosphorylation activates the receptor and triggers the activation of other proteins within the cell, leading to a series of cellular responses.
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The exchange of carbon dioxide and oxygen in the alveoli of the lungs is an example of what?
The exchange of carbon dioxide and oxygen in the alveoli of the lungs is known as pulmonary gas exchange, which is achieved through diffusion based on partial pressure differences. This process is part of external respiration and is essential for providing oxygen to the bloodstream and removing carbon dioxide from the body.
Explanation:The exchange of carbon dioxide and oxygen in the alveoli of the lungs is an example of pulmonary gas exchange. This process is vital for respiration and involves the transfer of gases with the external environment. It primarily occurs through diffusion, driven by partial pressure differences between the alveoli and the blood in the pulmonary capillaries. Oxygen diffuses from the alveoli, where it is highly concentrated, into the blood, where its concentration is lower. Conversely, carbon dioxide diffuses from blood, where it is more concentrated, into the alveoli to be expelled.
External respiration is this very exchange that happens in the lungs. While at the same time, internal respiration takes place in the body's tissues, where oxygen is used and carbon dioxide is produced. The lung anatomy, including a large surface area and very thin respiratory and blood capillary membranes, maximizes the efficiency of gas exchange. No energy is required, as the gases move across the membranes that are highly permeable to them, following the natural pressure gradients.
The antibiotic tetracycline exploits the differences in _______ between prokaryotes and eukaryotes.
hi my name is ship thuck
Where does the primary source ofWhere does the primary source of energy needed for life come from? solar energy geothermal energy nuclear energy kinetic energy energy needed for life come from?
Answer:solar energy
Explanation:
Answer: Solar energy
Explanation:
The primary source of energy is sun. The only source of energy that is required for all the living beings on earth is sun.
The energy is present in the form of radiant energy which is converted into other forms depending on the microorganism converting it.
Plants, animals and many other microorganism use this energy to survive.
All of the statements EXCEPT one are true about mutations. Which statement is false?
A) Mutations must be present in parents and then passed to offspring.
B) Mutations can be positive and produce organisms with improved traits.
C) Mutations can be fatal to the organism that has a mutation, if the mutation is in a critical gene.
D) Mutations can be silent, and not affect the organism that has them, if the mutation is in a non-critical area.
Answer:
A
Explanation:
Parents do not need to have the mutation for their offspring to have it. Mutations can be present even without the parent having it.
Answer:
A is false
Explanation:
Mutation is a change that occurs in the DNA nucleotide sequence either due to mistakes when DNA is copied during cell division or as a result of environmental factors e.g. UV radiation.
Since all the cells of an organism contains DNA, there are lots of places mutation can occur. However, some mutations are not passed from parents to offsprings and do not matter for evolution. This form of mutation is called Somatic or acquired mutation and it occurs in non-reproductive cells. Hence, won't be passed down from parents to offsprings. This form of mutation majorly occurs when DNA cells get replicated during mitosis or when the cell is exposed to harsh environmental factors that damages DNA strands e.g Ultraviolet radiation.
Mutations are only hereditary i.e can be passed down from parents to offsprings, if they occur in reproductive cells (sperms and eggs). This kind of mutation is called Germ-line mutation.
According to the question, mutations must not always occur in the parents before an offsprings DNA undergoes mutation.
PLS HELP RN!! Which statements describe Newton and the law of universal gravitation? Check all that apply.
- Newton believed that gravity was a force.
- The law of universal gravitation states that gravity is the force that keeps birds in flight.
- The law of universal gravitation offers a mathematical explanation for the attraction between the moon and Earth.
- Newton was the first to have the idea that gravity is everywhere.
- Gravity is measured in masses.
The answers are:
Newton believed that gravity was a force. The law of universal gravitation offers a mathematical explanation for the attraction between the moon and Earth. Newton was the first to have the idea that gravity is everywhere.Newton is known as the father of modern science for many reasons including his work on gravity. Thanks to Newton we found out that:
gravity was a forcegravity is the reason the moon is attracted to the Earthgravity is everywhereIn conclusion, Newton's work on gravity helped us realize just how important the force was and how extensive its reach is as well.
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Newton formulated the law of universal gravitation, which states that gravity is a mutual force of attraction between any two masses. The law is mathematically expressed as F = Gm₁m₂/r². Newton's law demonstrates the gravitational force both on Earth and in celestial movements.
Sir Isaac Newton formulated the law of universal gravitation, expressing the idea that the gravitational force is a mutual force of attraction between any two masses, which is foundational for classical mechanics. The correct statements that describe Newton and this law are:
Newton believed that gravity was a force.The law of universal gravitation offers a mathematical explanation for the attraction between the moon and Earth.Newton was the first to propose an exact mathematical form (F = Gm₁m₂/r²) for the gravitational force.The law does not state that gravity is the force that keeps birds in flight, and gravity isn't measured in masses but rather as a force (in newtons, in the SI unit system). Also, while Newton wasn't necessarily the first to suggest that gravity is everywhere, he was the first to define it precisely and demonstrate that it governs both terrestrial and celestial phenomena.
Two populations of birds live in the same area but have different sleep/wake cycles. this is
Two bird populations sharing the same habitat but having different sleep/wake cycles exemplify niche separation or resource partitioning. This allows them to coexist by limiting competition for resources. These differences may be manifested in eating habits, nesting sites or activity cycles.
Explanation:When two populations of birds live in the same area but have different sleep/wake cycles, this scenario is an example of niche separation or resource partitioning. This is a biological concept explaining how similar species can coexist in the same environment by utilizing resources or behaving in different ways, thus reducing competition. These differences may be in their eating habits, nesting sites, and in this case, their sleep/wake cycles.
An example can be taken from the case of the northern spotted owl and the Mexican spotted owl, both the species can coexist because even though they share the same habitat, they rely on different resources and show different patterns.
Different sleep/wake cycles ensure that the birds are active at different times, reducing interference and increasing the efficiency of resource use. Legendary in the concept of 'morning larks' and 'night owls', some species are active during the day and others during the night. This type of activity pattern is known as the bird's chronotypes.
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WILL GIVE BRAINLIEST!!!
A serious eye disease was noticed in the common house finch. After investigation, researchers discovered that the bacterium, Mycoplasma gallisepticum, was found present in the affected birds. Design an investigation and describe how you would determine if the bacterium affected the population size of the house finch. Include in your explanation the data you would collect, what patterns you would look for as you analyzed the data, and the type of relationship that exists between the birds and the bacterium.
Microbes may be tiny, but that doesn’t stop some of them from causing major destruction. Even supervillains like Lex Luthor or Doctor Doom were never able to pull off as much devastation as the bugs that cause bubonic plague or malaria. It turns out it’s hard to find a good opportunity to study harmful, contagious diseases. It’s just not safe. One option is to study an epidemic that doesn’t affect humans—but then it’s hard to track the disease, since animals don’t check into hospitals.
The answer is Pathogenic parasites.
Relationship type that exists between the birds and the bacterium:
Microbes may be tiny, but that doesn’t stop some of them from causing major destruction. Even supervillains like Lex Luthor or Doctor Doom were never able to pull off as much devastation as the bugs that cause bubonic plague or malaria. It turns out it’s hard to find a good opportunity to study harmful, contagious diseases. It’s just not safe. One option is to study an epidemic that doesn’t affect humans—but then it’s hard to track the disease, since animals don’t check into hospitals.
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HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
pharyngeal gill slits: feature that arose in reptiles and helped vertebrates to colonize land
notochord: flexible structure that supports the nerve cord and led to the evolution of the backbone
endoskeleton: internal support system that allowed for large, heavy bodies.
amniotic egg: structure that develops within the mesoderm and allowed for more complex internal organ formation.
Which ones, multiple answers
Answer:
The true answers are,
All Scientific endeavors are supported by evidence
All Scientific endeavors involve observation
All Scientific endeavors involve experimentation
All Scientific endeavors involve collection of information
Explanation:
Scientific endeavors are the work or attempts done by scientists.
False statements:
All scientific endeavors are time consuming is not true because due to modern technology there are several things we can do without spending much time. All scientific endeavors are expensive is also not true. All scientific endeavors are a systemic process is not true because during scientific experimentation the outcome of these experiments will determine the next step. we can not make a concrete plan for a scientific endeavor, however we may predict something.
True statements:
Weather we get a positive result of negative result of a scientific endeavor it is always supported by an evidence and these results are obtained by observations and experimentation. Finally the collection of information is very important to prove the results.
Which of the following types of boundaries is most likely to result in a subduction zone? a. divergent b. convergent c. transform d. all of the above
Answer:
b. convergent
Explanation:
The convergent boundaries are the ones that usually result in a subduction zone, especially when it comes to a convergent boundary between an oceanic and continental tectonic plates. In this type of boundaries, the oceanic plate moves beneath the continental plate, and the reason for this is that it is lower and denser then the higher and less dense continental plate. As the oceanic plates moves beneath the continental plate it reaches the mantle layer in which it is melted. Ont his type of boundaries it is very common that there's lot of volcanic and earthquake activity, as it can be seen in the ''Ring of Fire''.
Answer:
B) Convergent
Difference in the classification level of plants and animals?
Answer:
Plants are classified different than animals because of the large central vacuole and they are autotrophs and the most important thing is that they have a cell wall and they go through photosynthesis. Animal cells are a little less complex and they are heterotrophs they do not have a cell wall and they dont have the large central vacuole and they dont have the ability to go through photosynthesis. ......Hope this helps :/
Explanation:
Which genetic disorders, caused by an extra X chromosome (XXY), is characterized by a lack of testicular development in males, effeminate features, possible mental impairment, and a thin stature? A) Down's syndrome B) Turner syndrome C) sickle cell anemia D) Klinefelter's syndrome
Answer:
D
Explanation:
This is caused mainly by nondisjunction of the sex chromosomes in gametes during meiosis. Therefore a gamete will have both XX chromosomes and fuse with a normal one with Y during fertilization. An XY gamete can also fuse with a normal one with X chromosome. These males with Klinefelter's syndrome produce less than normal levels of testosterone.
A(n) ________________________________ represents the relative amount of energy in the different trophic levels of
Answer:
ecological pyramid
The term extinction applies to the eradication of an entire
A) organism.
B) species.
Eliminate
C) community.
D) ecosystem.
Answer:
B
Explanation:
Extinction is a term used for animals when they are no longer in existence.
B. Species
Species is specific to going extinct.
Penetrance specifically refers to the expression of lethal genes in heterozygotes. True or False
Answer:
False
Explanation:
A gene has a base sequence of AGA. Due to a mutation, the base sequence changes to AGG.
What amino acid is coded for by this sequence before the mutation? Hint: Use the codon table.
Answer:
Arg
Explanation:
Answer: The amino acid coded by AGA is Arginine
Explanation: in order to learn about amino acids we first need to understand the genetic code
What is the Genetic Code?The genetic code is a set of rules by which Genetic information stored in DNA and RNA is converted into proteins to carry out Physiological functions. The DNA and RNA are made up of Nucleotides namely:
adenosine monophosphateguanosine monophosphatethymidine monophosphate andcytidine monophosphateDuring the process of transcription the genetic material in Double Stranded DNA gets transcribed to a single Stranded mRNA which enters the rRNA for Translation into a sequence of amino acids. Information inside rRNA is read in a sequence of 3 bases called Codons.
What are Codons?A codon is a set of 3 N-bases read together during the process of translation, which corresponds to one amino acid.
Characteristics of codons.They are comma-less and read in a continuous and non-overlapping fashion.The code is Unambiguous i.e. only one amino acid is coded by a codon. This can be found from the codon tableMultiple codons may code for a given amino acidProtein synthesis always begins at AUG. This codon is known as the Initiator Codon and codes for the amino acid Methionine.Translation ends when a stop codon is encountered. There are 3 stop codons UAA, UGA and UAGso in the given question the amino acid coded by AGA is Arg which is the 3 letter abbreviation for Arginine. After mutation the amino acid coded by AGG is also Arginine(see the codon table). Thus this mutation is a mis-sense mutation as there is no change in amino acid sequence.
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Which of these hormones acts in opposition to diuretics such as alcohol? adh glucagon hgh fsh?
Answer:
hgh.
Explanation:
Answer: Glycogen
Explanation:
I had this question before.