What trait enables and organism to keep its internal body temperature constant?
A. homothermy
B. endothermy
C. exothermy
D. orgothermy
It is Exothernmy. I took the test just now.
A beryllium atom has 4 protons, 4 neutrons, and 4 electrons. What is the Beryllium atom's atomic number?
A/4, because it has 4 protons
B/4, because it has 4 electrons
C/4, because it has 4 neutrons
D/8, because it has 4 protons and 4 neutrons
Which type of muscle enables your stomach to produce a churning action?
What's the difference between a tornado watch and a tornado warning?
A generator converts mechanical energy into _____________________ energy.
The til always leans toward the sun it takes 365 days for earth to rotate one time so when we are on the side towards the sun it is summer when we are on the side away from the sun it is winter. This is not correct how can I fix it?
The Earth's seasons are caused by the tilt of its axis, not by the Earth's distance from the Sun. It takes 365.25 days for the Earth to complete its revolution around the Sun. During this revolution, the tilt causes different regions of the Earth to receive varying amounts of sunlight, leading to the seasons. For example, when the Northern Hemisphere is tilted towards the Sun, it experiences summer, and when tilted away, it experiences winter.
The 23.5° axis tilt of Earth is responsible for the seasonal changes we experience. In the summer months, the hemisphere tilted towards the Sun gets more direct sunlight and longer days, resulting in warmer temperatures. Conversely, during the winter, the same hemisphere is tilted away from the Sun, leading to shorter days with less direct sunlight and cooler temperatures. Rotation refers to Earth spinning on its axis, which occurs once every 24 hours, resulting in day and night, while revolution is Earth's orbit around the Sun, causing the seasons. During equinoxes, every place on Earth experiences approximately equal day and night because the Earth's axis is not tilted towards or away from the Sun.
The weight of an object is different on each planet because _____. mass changes with location each planet has a different force of gravity each planet is a different distance from the sun mass of the object changes on each planet
What happens to any matter that is not used by consumers in a food chain?
Answer:
The matter that is not consumed by the consumers in the food chain becomes a detritus, which means waste or the materials that are uneaten by the consumers. These materials are left to be decomposed, it is then broken down by decomposers such as fungi and bacteria into simple compounds. It is often considered as a missing mass while measuring the mass in the food chain.
In a food chain, matter that is not used by consumers typically becomes waste and is broken down by decomposers. This matter is then recycled into the ecosystem, serving as nutrients for primary producers, thus sustaining the food chain's continuity.
A food chain represents the flow of energy and nutrients through an ecosystem. At each trophic level, certain amounts of matter and energy are consumed, but not all of it is used for growth and reproduction. The leftover or undigested material becomes waste, which is crucial for the decomposers. Decomposers such as bacteria and fungi break this waste down into simpler substances that become available to primary producers, like plants. These producers use nutrients from the decomposed matter to grow and produce energy via photosynthesis, starting the cycle anew. This process is fundamental to the ecosystem's health, maintaining the balance between the various trophic levels and ensuring the sustainability of the environment.
Occurs when offspring show a combination of two traits, for example, a red and white flower combining to create a pink offspring
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What is the correct interpretation of this diagram?
A. Up and down all forces are balanced. The force toward the right is greater than the force toward the left. The object will move toward the right.
B. Up and down forces are balanced. The object does not move.
C. Up and down forces are balanced. The force toward the right is greater than the force toward the left. The object will move toward the left.
D. Forces from the left and from the right are unbalanced. The object moves left.
A. Is the answer Up and down all forces are balanced. The force toward the right is greater than the force toward the left. The object will move toward the right.
Answer:A. Is the answer Up and down all forces are balanced. The force toward the right is greater than the force toward the left. The object will move toward the right.
Explanation: Pls give me brainliest also I did the quiz
What happens to density, temperature and pressure as you go deeper into the Earth?
A)all 3 increase
B)all 3 decrease
C)only density and pressure increase
D)only density and pressure decrease
Sickle cell disease in an inherited blood disorder. It is a recessive trait. That means you can carry one recessive allele for the disease and not have the symptoms. In this case, if you were a carrier and did not have the disease, your genotype for sickle cell would be A) dominant. B) heterozygous. C) homozygous. D) sex-linked.
The right answer is B) heterozygous.
Sickle cell disease is a genetic, inherited disease affecting red blood cells, in which a child can be ill only if both parents are transmitters (at least heterozygous, carrier of the trait), ie asymptomatic carriers of the gene for sickle cell disease. It is a hereditary autosomal recessive disease, that is, it affects girls as well as boys, and only manifests itself when one carries two genes of the disease (homozygous). This disease is genetic and therefore not contagious.
The primary function of the chromosome is to–
A. store the genetic instructions needed to specify traits.
B. release energy by breaking down food molecules.
C. transport waste materials rapidly out of the cell.
D. relay messages between different cells in animals.
Which process involves heating a liquid to a high temperature for an extended period of time to kill harmful bacteria?
Which life cycle describes a plant that reproduces asexually and sexually? A. egg + sperm → embryo → adult with all its chromosomes → gametes → adult; gametes produce an organism with half the chromosomes B. egg + sperm → zygote → adult with all its chromosomes → spores → adult; spores produce an adult with half its chromosomes C. egg + sperm → embryo → adult with all its chromosomes → gametes → adult; gametes produce an organism with all its chromosomes D. egg + sperm → zygote → adult with all its chromosomes → spores → adult; spores produce an adult with all its chromosomes
Recessive genes are expressed under which of the following conditions?
Recessive genes are expressed when an organism inherits two copies of a recessive allele for a specific trait only in the absence of a dominant allele. This concept, first developed by Gregor Mendel, helps us predict how genes can be inherited and expressed.
Explanation:Recessive genes are expressed when an organism inherits two copies of a recessive allele for a specific trait. This concept of dominant and recessive genes was first proposed by Gregor Mendel, a scientist renowned for his work on pea plants. In his study, Mendel used big and small letters (like TT, tt, and Tt) to represent dominant and recessive alleles.
For instance, in the case of Mendel's pea plants, a tall pea plant could be homozygous (TT) or heterozygous (Tt), both resulting in a tall plant due to the presence of a dominant allele. However, a dwarf pea plant is always homozygous (tt) as its dwarfism can only be expressed in the absence of the dominant tall gene.
To answer the question, recessive genes are expressed under the condition, 'Only in the absence of dominant genes for the same trait' (Option D).
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How are space shuttles and underwater vehicles similar?
a They both were invented during the 19th century.
b They are both examples of science influencing technology.
c They both had negative impacts on scientific study.
d They both take scientists to places they could not travel to on their own
The Calvin Cycle occurs..
A) in the granum of the thylakoid membranes of the chloroplast.
B) in the stroma surrounding the inner membrane of the chloroplast
C) in the stroma surrounding the thylakoid membranes of the chloroplast
D) in the granum inside the inner membrane of the choloroplast
how does the circulatory system affect the nervous system
One of the most crucial systems in the body is the neurological system, followed by the circulatory system. Together, they support the body's healthy operation.
What is the charge for the neurological system?The neurological system is in charge of transmitting signals to the cells in order to govern their activities, whereas the circulatory system is in charge of supplying oxygen and nourishment to the body's cells. The neurological system's ability to operate is significantly influenced by the circulatory system.
The nervous system receives oxygen and nutrients from the circulatory system, which are essential for the nerves' healthy operation. The nerves' ability to communicate with the cells would be compromised without these vital nutrients.
Additionally, the circulatory system aids in clearing the nervous system of waste materials that can accumulate. to build up and harm the nerves. The control of body temperature also involves the vascular system. By moving heat to portions of the body that are too cold and away from areas that are too hot, the circulatory system aids in controlling the body's temperature.
As the nerves must be at a specific temperature in order to send signals efficiently, doing this helps to ensure that the nervous system is functioning as it should.
In conclusion, the neurological system's ability to operate depends in large part on the circulatory system. It helps to eliminate waste products from the neural system and provides the vital nutrients and oxygen the neurological system needs. Additionally, it assists in controlling body temperature for the functioning of body.
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When we say that an experiment is controlled, we mean that _____.
A.
the outcome is certain
B.
the theory has already been supported
C.
there is only one theory being tested by the experiment
D.
there is only one difference between experimental groups
Answer:
Option C
Explanation:In a controlled experiment, only one independent variable is the only factor that is to be adjusted, while the dependent one acts as the factor that the independent variable will affect.
what type of immunity provides lifetime protection for the body against a specific pathogen A incomplete immunity B active immunity C passive immunity D complete immunity
The right answer is B active immunity.
For information, there is no complete immunity and incomplete immunity in immunology.
Active immunity is a form of immunity that protects the body through the production of antibodies when exposed to a first infection or vaccination.
This type of immunity is persistent. Example of measles: previously safe measles viruses are applied during vaccination.
Answer:
B active immunity
Explanation:
Why do cats claw you when they try to show you love?
Cats often claw gently while showing affection, a behavior stemming from kittenhood when they kneaded their mother's belly for milk. As adults, kneading can also mark territory and maintain claw health. Overstimulation may cause more harmful clawing, so understanding cat body language is crucial.
When cats claw at their human companions in a gentle manner, it is often a sign of affection. This behavior, known as 'kneading', involves the cat pushing in and out with its paws, sometimes with extended claws. This action originates from kittenhood when they knead their mother's belly to stimulate milk flow. As adult cats, this comforting behavior is associated with the contentment they felt as kittens.
Cats also use their claws to communicate and explore their environment. They have scent glands between their paw pads, so when they scratch or knead, they are marking their territory. Additionally, scratching helps cats to maintain the health of their claws by removing the outer layers and stretching their muscles.
However, if a cat is actually clawing in a way that causes harm, it can be a sign of overstimulation or distress. Recognizing a cat's body language, such as a twitching tail or flattened ears, can help avoid such situations.
What is the DNA in the G1 stage called. What does it's look like?
During G1, the DNA molecule is called CHROMATIN. This molecule (DNA) looks like tangled strands of spaghetti.
The cell cycle has two main phases: interphase and M (mitosis) phase.The interphase can in turn be divided into three phases: Growth 1 (G1) phase, Synthesis (S) phase and Growth 2 (G2) phase.During interphase, DNA is wrapped as chromatin fibers, which are composed of both DNA and associated proteins called histones.During this phase (interphase), chromatin looks like spaghetti because there is no obvious pattern of organization.The nucleosome is the functional unit of chromatin. A nucleosome consists of 147 base pairs of DNA wrapped around an octamer of histones.During the M phase, chromatin condenses to form chromosomes.In conclusion, during G1, the DNA molecule is called CHROMATIN. This molecule (DNA) looks like tangled strands of spaghetti.
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Explain what happens to the average kinetic energy, thermal energy, and temperature of a substance when the particles in the substance slow down.
The kinetic energy, thermal energy, and temperature of a substance DECREASE when the particles in the substance slow down.
What is kinetic energy?Kinetic energy can be defined as energy in motion (movement), which is contrary to potential energy.
A material has kinetic energy when its constituent particles are in motion (i.e., they are in movement).The kinetic energy increases the temperature of a given object and therefore thermal energy is a type of kinetic energy.In conclusion, the kinetic energy, thermal energy, and temperature of a substance DECREASE when the particles in the substance slow down.
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What are the stages called that organism goes through from birth to death
A: metamorphosis
B: longevity
C: lifespan
D: life cycle
The process of _____________ is modeled in the plant cell diagrams seen here
The process of osmosis is modeled in the cell diagrams seen here.
Which feature typically contains water only during a rainstorm and right after it rains?
A. A gully
B. A till
C. A river
D. A stream
Why is most of the mass of the atom in the nucleus?
A.Protons are located in the nucleus of the atom, and they are responsible for the mass of the atom.
B.Protons and electrons are located in the nucleus of the atom, and they are responsible for the mass of the atom.
C.Neutrons are located in the nucleus of the atom, and they are responsible for the mass of the atom.
D.Protons and neutrons are located in the nucleus of the atom, and they are responsible for the mass of the atom.
earth and the other spinning objects spin around a line called a rotation axis true or false
Final answer:
It is true that the Earth and other spinning objects rotate around a line called a rotation axis. This axis for Earth is an imaginary line that runs from the North Pole to the South Pole, and it is essential for cycles like day and night as well as for the Earth's revolution around the Sun.
Explanation:
The statement that the Earth and other spinning objects spin around a line called a rotation axis is true. The Earth's rotation axis is an imaginary line that passes through the center of the Earth and extends from the North Pole to the South Pole. This axis is the point around which the Earth spins, creating the cycle of day and night. Additionally, as the Earth rotates on its axis, it also orbits around the Sun, which is referred to as the Earth's revolution. These movements are responsible for the occurrence of the seasons, tides, and other cyclic events we experience on Earth.
Every rotating body, including the Earth, exhibits a rotational motion around its axis. This is a fundamental property observed in many celestial bodies such as planets, moons, and stars, as well as on everyday objects like tops, car tires, and ceiling fan blades.
The major difference between oxygen and ozone is:
1.the number of atoms in a molecule
2.the kind of atoms they are made of
3.the color of the gas
4..one is a gas and the other is a liquid