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What is an exmaple of a chemical reaction?
Structure moves up against epiglottis when food is swallowed to prevent passage of food into it.a. The larynxb. The nosec. The pharynx
Explain movement of water in the root
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Answer:
Molecules brought in: 3CO2, 9ATP, 6NADPH
Molecules Produced: 1G3P, 9ADP, 6NADP+ +H+
Molecules used and Regenerated: 3RuBP, 5G3P
Explanation:
1. Molecules brought in and utilized in the light-independent reaction or Calvin cycle:
-CO2 from outside the cell
-Molecules take energy from the light-dependent reactions
2. Molecules produced during the light-independent reaction or Calvin cycle that leave the cycle:
-Energy-carrier molecules that have lost some energy\
-3-carbon molecules that store energy
3. Molecules produced in the cytoplasm from the end products of the Calvin cycle:
-Organic molecules such as glucose
Thus, Molecules brought in: 3CO2, 9ATP, 6NADPH
Molecules Produced: 1G3P, 9ADP, 6NADP+ +H+
Molecules used and Regenerated: 3RuBP, 5G3P
Final answer:
In the Calvin cycle, CO2, 12NADPH, and 18ATP are brought in and used. The 2G3P molecules produced are used in the construction of glucose, and 12NADP+ and 12H+ are reused in the light-dependent reactions. 10G3P, 18ADP, and 6RuBP are used and regenerated within the cycle.
Explanation:
In the Calivin cycle, the molecules that are needed and brought into the cycle are b. CO2, c. 12NADPH, and g. 18ATP.
The molecules produced during the six turns of the Calvin cycle that leave the cycle are f. 2G3P (these will go on to form a glucose molecule), and h. 12NADP+ + 12H+ (the used electron carriers that go back to the light-dependent reactions to be recharged).
The molecules that are used and regenerated within the Calvin cycle during the six turns are a. 10G3P, d. 18ADP (which will pick up a phosphate group to be reused as ATP), and e. 6RuBP (the enzyme that fixes CO2).
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Answer:
50%
Explanation:
If the male has a cleft chin, that means that his chromosomes is Aa. His wife must be aa.
Female Female
Male Aa Aa
Male aa aa
With Aa, the child will have a cleft chin. With aa, the child will not. So the probability is 50%.
A) An electrically charged object needs to touch an uncharged object before they attract or repel.
B) When an electrically charged object comes close to an uncharged object, it will attract it.
C) If an electrically charged object is near an uncharged object, it will repel it.
D) When two electrically charged objects are placed close together, they only attract.
Answers
The statement that will correct the error in Edwin's notes is as follows:
- An electrically charged object needs to touch an uncharged object before they attract or repel.
Thus, the correct option is A.
How do electrically charged objects produce attraction?
The electrically charged objects produce attraction of oppositely charged objects. For example, if a positively charged object and a negatively charged object bring close to each other, they interact with one another. Their forces act in the same direction. i.e. from the positive to the negative charge.
There is an interaction between two oppositely charged objects required in order to furnish attraction, while there is an interaction between two identical charged objects required in order to furnish repulsion.
Whether it is attraction or repulsion, it must be required that an electrically charged object needs to touch an uncharged object.
Therefore, the correct option for this question is A.
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4. Abiotic factor b. A group of ecosystems that share the same type of climate
5. Biome c. All of the living organisms in an environment
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Answer:
Organism, population, biological community, ecosystem, biome, and biosphereThe atmosphere is the part of the biosphere that describes the gasses on earth. The hydrosphere is the part of the biosphere that accounts for all of the water on the entirety of the surface of earth. The lithosphere is the part of the biosphere that captures all of the land masses on the earth’s crust and in the oceans.
C
A
b
Explanation:
pennfoster
3. C
4. A
5. B
Explanation:
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Final answer:
The structural arrangement of hydrogen bonds in DNA, where adenine pairs with thymine, and cytosine pairs with guanine, ensures complementary base pairing vital for DNA replication and protein synthesis, maintains the DNA's double helix structure, and allows successful DNA replication during cell division.
Explanation:
The structural arrangement of hydrogen bonds in a double-stranded DNA molecule is significant for various reasons. In this structure, adenine (A) forms hydrogen bonds with thymine (T), and cytosine (C) forms hydrogen bonds with guanine (G). This specific pairing, known as complementary base pairing, is crucial in DNA replication and protein synthesis.
These pairs are also essential in maintaining the double helix structure of DNA. Adenine and thymine are connected by two hydrogen bonds, while cytosine and guanine form three hydrogen bonds. This uniformity in base pair length allows the DNA molecule to maintain a consistent diameter throughout.
The strands of the double helix run in opposite directions, described as antiparallel, which facilitates the successful replication of DNA during cell division. In summary, the hydrogen bonding between specific pairs of bases is a fundamental aspect of the structure and function of DNA.
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B.) Solids have more energy than plasma
C.) Solids have the most amount of energy
D.) Solids have the least amount of energy
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Answer:
The answer is D.) Solids have the least amount of energy
Explanation:
Because in a solid, particles are packed tightly together so they don't move much. The electrons of each atom are constantly in motion, so the atoms have a small vibration, but they are fixed in their position. Because of this, particles in a solid have very low kinetic energy.
Final answer:
Solids have the least amount of energy among the four physical states of matter because their particles are held tightly together and can only vibrate, possessing less thermal energy than in the liquid, gas, or plasma states.(Option D)
Explanation:
The correct statement about the energy level of solids is that solids have the least amount of energy among the four physical states of matter. In a solid, the atoms or molecules are held close together by strong intermolecular forces, which significantly restricts their ability to move. As a result, the particles can only vibrate about fixed positions, and this vibrational motion accounts for the thermal energy in solids.
This is less energy than the particles have in liquid, where they can move freely but are still close together, and much less than in gas, where the particles have enough energy to break away from one another and fill the available space. In plasma, which is an ionized state with even higher energy, particles have the most energy compared to the other states of matter.
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