D) valley (or morena)
Which is a frameshift mutation?
A. substitution
B. nonsense
C. silent
D. deletion
I would say D
A frameshift mutation is a mutation caused by an insertion or deletion, which causes a shift in the translational reading frame. ... Instead of just changing one amino acid, frameshifts cause a change in all the amino acids in the rest of the gene
Answer:
The correct answer will be option-D
Explanation:
A mutation is a change or alteration in the sequence of the DNA of the organism which leads to change the function of the sequence.
The mutation is caused by many mechanisms but one of the mechanism is by adding or deleting the nucleotide in the sequence of the DNA.
The addition or deletion shifts the frame of the DNA while scanning it to form mRNA molecule which then codes a different protein. Therefore the type of mutation is known as "frameshift mutation".
In the given question, since the only deletion is provided therefore, option-D is the correct answer.
What is the shape of proteins when they exit the ribosome?
Proteins begin to fold into their three-dimensional functional shape as they exit the ribosome, with the help of chaperonins to ensure proper folding. Initially somewhat unfolded, they rapidly assume a complex structure vital for their function. Correct folding is crucial for the protein's activity.
When proteins exit the ribosome, they generally begin to assume their three-dimensional functional shape. This process is often facilitated by special proteins called chaperonins that assist in the folding of the newly synthesized polypeptide chain. Initially, the protein may be somewhat unfolded as it emerges from the ribosome's exit tunnel, but it quickly starts folding into its functional conformation.During translation, proteins are synthesized as a linear chain of amino acids, which then folds to achieve its final, complex structure. The chaperonins help ensure that the folding occurs correctly, avoiding misfolding that could lead to nonfunctional proteins. The final shape is crucial for the protein's function, as the specific three-dimensional arrangement of amino acids determines how the protein interacts with other molecules.F.8.4A - An allele carried on a Y chromosome will affect
A.) all of the female offspring.
B.) some of the male and female offspring.
C.) the male offspring.
D.) none of the offspring.
Answer:
C.) the male offspring.
Explanation:
Only males have XY chromosomes so therefore it is impossible that a female is affected by a Y allele.
An allele carried on a Y chromosome affects only the male offspring. Hence the correct answer is C.
An allele carried on a Y chromosome will affect the male offspring. This is because females have two X chromosomes (XX) and are therefore unable to inherit Y-linked alleles. Males, on the other hand, have one X and one Y chromosome (XY), and the Y chromosome is inherited from their father. This means that any allele present on the Y chromosome will only be transmitted from father to son, affecting only the male offspring. An example of a trait determined by a Y-linked allele is hairy pinna, which only males can inherit and express. This genetic transmission principle underscores the distinct mechanisms of sex-linked inheritance, contrasting with traits linked to the X chromosome or autosomal traits.
Need help with biology homework question 6
Answer:
Explanation:
Step 1 DNA Replication starts at the Origin of Replication
Step 2
Helicase cuts hydrogen bonds then separates DNA in half
Step 3
Single Strand Binding Proteins connects to the halves and keep the DNA molecules separated (they are needed because the sides are attracted to each other and with out the Single Strand Binding Proteins they would move back together)
Step 4
In the leading strand, RNA Primase moves along nucleotides and coats with a RNA Primer that will be used as a homing beacon for the DNA Polymerase.
Step 5
DNA polymerase attaches post primase to DNA nucleotides and move along towards the Replication Fork. It adds nucleotides to the half DNA molecules.
Step 6
Another type of Polymerase replaces the primer with DNA nucleotides
Step 7
7. Ligase reconnects the gaps.
Select the choice that best completes the following sentence:
The synapse separates ______ from ______.
A.
sensory nerves; sense organs
B.
axon; myelin sheaths
C.
motor neurons; muscle tissue
D.
CNS; PNS
E.
synaptic terminals; dendrites
Correct option is E. The synapse separates synaptic terminals from dendrites, which is option E. A synapse is the junction allowing neural communication and is composed of the synaptic terminals of the presynaptic neuron and the dendrites of the postsynaptic neuron, with the synaptic cleft in between.
The choice that best completes the following sentence: The synapse separates synaptic terminals from dendrites is E. A synapse is the structure that allows neurons to pass signals to individual target cells. A synapse consists of the presynaptic end (or synaptic terminals) of one neuron and the postsynaptic end (or dendrites) of another neuron, separated by a small gap known as the synaptic cleft.
How does the hydroelectric dam picture here impact the environment?
By releasing toxic chemicals in their emissions
By generating Significant heat that artificially warms nearby water
By producing greenhouse gases
By blocking fish migration
Answer:
By blocking fish migration
Explanation:
By releasing toxic chemicals in their emissions
Hydroelectrics only emissions are usually, non harmful electromagnetic signals.
By generating Significant heat that artificially warms nearby water
Possible, but they do not produce much significant heat
By producing greenhouse gases
No, just no- its magnets that are water moved, no room for greenhouse gasses..
By blocking fish migration
It is a dam, blocking a river, with fish in it.
By blocking fish migration the hydroelectric dam will impact the environment.
Because the emissions they produce include hazardous substances. The only pollutants that hydroelectric power typically produces are electromagnetic pulses that are harmless. By producing a significant amount of heat, which artificially heats the water in the surrounding area.
Although they do not generate a considerable amount of heat, they are a possibility. Because of the emission of greenhouse gases. No way, absolutely not; the water is propelled by magnets, and there is no place for greenhouse gases. By impeding the movement of fish. There are fish in the river that is being blocked off by the dam.
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Explain how and where urbanization occurs
Urbanization usually occurs when a country is still developing.
In the enzymatic reaction, the __________ is on the left of the arrow, while the products are to the right of the arrow.
Hydrogen Peroxide --> Water + Oxygen
Answer:
The correct answer is D. reactant.In any reaction (enzymatic or non-enzymatic), reactants are mentioned on the left hand side of the arrow while products are mentioned on the right hand side of the arrow.Enzyme name is usually mentioned above the arrow. Examples are shown in the figure.
Explanation:
VERIFIED ANSWER
Which of the following is not a negative consequence of upward urban growth? a. pollution b. creation of a “heat island” c. increased use of surrounding land d. waste management issues Please select the best answer from the choices provided A B C D
Answer:
The answer is C.
Explanation:
Hope this helps
Answer:
Option C- Increased use of surrounding land
Explanation:
Pollution and waste management are common when the population per unit square is high. Heat island is the increase in the temperature of a particular area in comparison to the surrounding non-inhabited areas. This is an other side effect of crowded housing.
explain how a cell creates a protein using the correct sequence and at least 6 of the vocabulary words : Codon, translation, transcription, ribosome, nucleotide, bass pairs, tRNA, anticodon, amino acids, DNA, and mRNA
In order for a cell to create a protein, DNA must first be transcribed into mRNA. After the mRNA leaves the nucleus, it can be translated at a ribosome. Here, mRNA forms base pairs with a tRNA, which carries a specific amino acid. The amino acids form a long chain that makes a protein.
why is there a minimum mass for an object to become a star
Answer:
it doesn't hold enough anything to actually become a star
Explanation:
smaller objects cannot hold planets in orbit. smaller objects cannot generate enough pressure to start hydrogen fusion
hope this helps :)
there a minimum mass for an object to become a star because smaller objects cannot generate enough pressure to start hydrogen fusion.
hope this helps :)
What was the main commodity of the trans-Saharan trade route?
Answer:
slaves
Explanation:
the main comidity was slaves from the interior parts of the african continent in exchange for beads,glass,wine and guns
Define the role of transport proteins
Answer:
Transport proteins function in both active and passive transport to move molecules across the plasma membrane. ... These channel proteins are responsible for bringing in ions and other small molecules into the cell. It's important to remember that each channel protein can only bring in a specific molecule.
Explanation:
Answer:
Transport proteins are proteins that transport substances across biological membranes. Transport proteins are found within the membrane itself, where they form a channel, or a carrying mechanism, to allow their substrate to pass from one side to the other.
i think that its correct :)
This is a model to help student understand the process of photosynthesis. Which allows plants to create their own food.The greatest limitation of this model is that
Answer:
It is incomplete and does not show all reactants and products.
Next time add the picture
Explanation:
What artery is responsible for the transportation of oxygen-poor blood from the heart to the lungs?
carotid artery
right artery
pulmonary artery
aorta
Answer: I'm pretty sure it's C.
Explanation:
Answer: Pulmonary Artery
Explanation: pulmonary artery transports oxygen-poor blood from the right ventricle into the lungs, where oxygen enters the bloodstream
what is a photon?
a. wave of light
b. massless bundle of electromagnetic energy
c. description of the energy in a light wave
d. device used to diffract light
Answer:
The answer is B.
Explanation:
Photons are particles of electromagnetic energy, which would include radio waves including microwaves, light including infrared, visible and ultraviolet, X-rays, gamma rays, and some cosmic rays. Although photons have no rest mass, they nevertheless have energy, linear momentum, and spin.
A photon is a quantum of electromagnetic energy with zero rest mass and no electric charge. It is a fundamental particle that exhibits both wave-like and particle-like properties, described under the principle of wave-particle duality in quantum mechanics. The correct answer to the nature of a photon is a massless bundle of electromagnetic energy.
A photon is a fundamental concept in physics, particularly in the field of quantum mechanics. It is best described as a quantum of electromagnetic energy, which implies that it is the smallest indivisible particle of light or electromagnetic radiation. This means it acts like a particle, although it also exhibits wave-like behaviors, a duality that is central to quantum physics.
Photons are unique because they have zero rest mass and no electric charge, allowing them to travel through space at the speed of light. They carry energy and momentum which can be absorbed or emitted by atoms and molecules, leading to various phenomena such as the photoelectric effect and the emission spectra. The energy of a photon is directly proportional to its frequency and can be expressed using Planck's constant. The question inquires about the nature of a photon, and the correct answer is b. massless bundle of electromagnetic energy, as it encapsulates the essence of what photons represent in the realm of physics.
4. How do ocean currents influence climate? Give an example of such an ocean current.
The Gulf Stream influences the climate of England. Without the Gulf Stream England would be a cold country.
ocean - Large bodies of water.
current flowing towards equator carry cold water from poles
current flowing towards away from equator carry warm water from poles
Example - Humidity
Let me know if you have any questions
What does this diagram represent?
Answer:
A
Explanation:
When the two monosaccharides join into a disaccharide, then the reaction is called dehydration because a water molecule is expended. This is converse to hydration process where the splitting of a disaccharide into monosaccharides involves water molecule being consumed per broken bond.
Answer:
Option (A).
Explanation:
Carbohydrates are one of the most important biomolecules that are the polymers of sugar. Carbohydrates provides energy, structural support and also helps in the cell recognition.
The diagram shows the bonding between the glucose and fructose molecules (monosaccharides) to form the sucrose. The bonding occur by the release of water molecule through the dehydration synthesis.
Thus, the correct answer is option (A).
Anyone have the answer???????????
the answer to this question is lysosome
Thylacosmilus is a marsupial, and Smilodon is a mammal. Thylacosmilus and Smilodon both have saber teeth, but they do not share an ancestor that had saber teeth. What are saber teeth for these organisms?
analogous structures
homologous structures
vestigial structures
mutated structures
Answer:
A.) Analogous Structures
Explanation:
Smilodon and Thylacomilus don't share an ancestor, so they are most certainly not related. Analogous Structures refers to the fact of animals species having a similar body structure, though they have evolved separately.
Hope this helps ya, please slide me Brainliest :D
The study of a living being is called biology. There are two types of living beings and these are plants and animals.
The correct answer to the question is option A that is an analogous organ.
What is an analogous organ?
Analogous Structures
An analogous organ pertains to an organ that functions similarly to the organ from another yet evolutionary disparate species.According to the question, Smilodon and Thylacomilus don't share an ancestor, so they are most certainly not related. Analogous Structures refer to the fact of animals species having a similar body structure, though they have evolved separately.
Hence, the correct answer is option A.
For more information about the analogous organ, refer to the link:-
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anton was by far the strongest swimmer,and he had no excuse to....?
Answer:
Anton was by far the stronger swimmer and he had no excuse to fail
Specific proteins produced in a cell are directly related to the (1) number of mitochondria in a cell, (2) typeof ribosomes in the cell, (3) nucleotide sequence in the DNA of the cell, (4) sequence of the sugar and phosphates in the cell
Specific proteins produced in a cell are directly related to the nucleotide sequence in the DNA of a cell.
Answer:
To the nucleotide
Explanation:
A solar system has the four planets shown below. All of them have the same mass. Four circles labeled Planet A, Planet B, Planet C, and Planet D are shown inside a rectangle. Planet A is close to the top edge of the rectangle near the middle of the top edge. Planet B is slightly below Planet A and towards the right of Planet A. Planet C is close to the left edge of the rectangle near its center. Planet D is near the right corner of the lower edge of the rectangle. Planets A and B are closest to each other and Planets D and C are farthest from each other.
Between which two planets is the gravitational attraction the strongest? Planet A and Planet B Planet A and Planet D Planet B and Planet C Planet C and Planet D
A solar system has the four planets shown below. All of them have the same mass. Four circles labeled Planet A, Planet B, Planet C, and Planet D are shown inside a rectangle.
Planet A is close to the top edge of the rectangle near the middle of the top edge. Planet B is slightly below Planet A and towards the right of Planet A.
Planet C is close to the left edge of the rectangle near its center. Planet D is near the right corner of the lower edge of the rectangle.
Planets A and B are closest to each other and Planets D and C are farthest from each other.
Between which two planets is the gravitational attraction the strongest?
Planet A & Planet B
Answer:
A and B
Explanation:
Due to them being close to each other casuing them to have a strong gravitational attraction to each other.
Hope this is helpful!
Describe the process of DNA replication included the end result
Answer:DNA replication is the process by which DNA makes a copy of itself during cell division
Explanation:
DNA replication is the process by which DNA makes a copy of itself during cell division. The first step in DNA replication is to 'unzip' the double helix structure of the DNA? molecule. ... The two separated strands will act as templates for making the new strands of DNA.
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Forensic Science
How does simple assault rank amount crimes associated with alcohol use?
A. Least common
B. Most common
C. About 1%
D. About 4%
it would be b. most common
it is b most common
which causes natural selection to occur
In one word
"Interspecific competition"... is the main cause..
i. e, Competition among different species.
Hope this helps you
Answer: The presence of predators
Explanation:
Match the items. The task is to match the lettered items with the correct numbered items. Appearing below is a list of lettered items. Following that is a list of numbered items. Each numbered item is followed by a drop-down. Select the letter in the drop down that best matches the numbered item with the lettered alternatives.
a. Biosphere
b. Biome
c. Population
d. Abiotc
e. Ecosystems
f. Biodiversity
g. Food Chain
h. Aquatic
i. Community
j. Biotic
1. Non-living factors in an ecosystem.
2. A large region of land with a distinct climate and certain types of plant and animals.
3. All the life on Earth.
4. Meaning 'water.'
5. The variety of organisms in a specific environment or Earth as a whole.
6. All of the populations sharing a specific area.
7. All the living populations in an area along with the nonliving parts of that environment.
8. Path of food energy from the sun to the producer to a series of consumers.
9. All the members of a species living in a particular area at a particular time.
10. Living factors in an ecosystem.
Answer: Non-living factors in an ecosystem.
2. A large region of land with a distinct climate and certain types of plant and animals.
Explanation:
. Biosphere
b. Biome
c. Population
d. Abiotc
e. Ecosystems
f. Biodiversity
g. Food Chain
h. Aquatic
i. Community
Final answer:
The lettered items correspond to various ecological terms and have been successfully matched with their definitions. Abiotic and biotic components, ecosystems, biomes, biosphere, aquatic, biodiversity, community, food chain, and population are matched to their appropriate descriptions.
Explanation:
To match the lettered items with the correct numbered items:
Abiotic factors in an ecosystem. d. AbioticA large region of land with a distinct climate and certain types of plants and animals. b. BiomeAll the life on Earth. a. BiosphereMeaning 'water.' h. AquaticThe variety of organisms in a specific environment or Earth as a whole. f. BiodiversityAll of the populations share a specific area. i. CommunityAll the living populations in an area along with the nonliving parts of that environment. e. EcosystemsPath of food energy from the sun to the producer to a series of consumers. g. Food ChainAll the members of a species living in a particular area at a particular time. c. PopulationLiving factors in an ecosystem. j. BioticBased on structure, in what way do DNA molecules differ from RNA molecules?
Answer:
Unlike DNA, RNA is almost always a single-stranded molecule and has a much shorter chain of nucleotides. RNA contains ribose, rather than the deoxyribose found in DNA (there is a hydroxyl group attached to the pentose ring in the 2' position whereas RNA has two hydroxyl groups). These hydroxyl groups make RNA less stable than DNA because it is more prone to hydrolysis. Several types of RNA (tRNA, rRNA) contain a great deal of secondary structure, which help promote stability.
Explanation:
What is a RNA molecule?
Well, RNA consist of aminoacids. An aminoacid is built up of three bases, which is a micture of a nucleoside (organic molecule), phosphatgroup and the base (A,T,G,C). This package is also called nucleic acid.
So RNA is built up the same way as DNA, but it's just a helix and not a duople-helix (DNA) and has got the base U instead of the base T. You can see that RNA is a molecule because its built up of molecules.
DNA is double-stranded and contains deoxyribose and thymine, whereas RNA is single-stranded, contains ribose, and has uracil instead of thymine.
Explanation:There are several key structural differences between RNA and DNA molecules. First, DNA is double-stranded, forming a double helix, while RNA is single-stranded. This means the DNA consists of two strands of nucleotides wound around each other, while RNA is just one strand of nucleotides. Second, the sugar component of the nucleotides in DNA is deoxyribose, while in RNA, it's ribose. This gives each molecule its name: DNA stands for deoxyribonucleic acid, and RNA for ribonucleic acid. Lastly, DNA and RNA differ in one of their bases: DNA contains the base thymine (T), while RNA contains the base uracil (U).
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Which of the following is true about mixtures and compounds? A. A mixture contains different substances that are not chemically combined with one another. B. Mixtures and compounds are both made of two or more different substances. C. A compound forms when different substances chemically combine to form a new substance. D. all of these
the answer is all of these.
Answer:
D
Explanation:
All of these are true about mixtures and compounds.
Mixtures and compounds are both made of two or more different substances.
The key difference between mixtures and compounds is that a compound is a new substance that forms when other substances chemically combine. The new substance that is formed has different properties from the original substances.
A mixture is simply a physical combination of two or more substances. Some of the individual properties of the original substances are retained by the mixture.
Hemophilia is a genetic disorder in which blood does not clot as quickly as it should. If a person with hemophilia is injured, they can quickly bleed to death. Which of the following external factors would most endanger a person with hemophilia?
A.
the area of the country where the person lives
B.
the number of hours the person attends school every day
C.
the type of sports the person engages in
D.
the type of heater used in the person's home
Hi!
I belive it would be C. You can get hurt during school, but the hours wouldn't matter. Area where they live doesnt matter either, and I can't see a heater doing anything to you. But sports have different levels of brutality, so....yeah.
I hope this helps!
C) the type of sports a person plays