Answer:
B. the relative amounts of energy contained by the organisms in each trophic level
Explanation:
The percentages represents the relative amounts of energy contained by organisms in each of the trophic levels.
A trophic level is a feeding level, it is the level occupied by an organism in a food chain.
- As we can see, there is a 10% decrease in the amount of energy as we go up.
- This shows that energy diminishes according to the 10% rule upward.
- The percentages signifies the amount of energy available at each of the trophic levels.
Answer: B, 23 chromosomes
The egg and sperm cells are an exception--they have only 23 chromosomes each
Answer:
Carries the Instructions for Making Proteins
The process of making mRNA from DNA is called transcription, and it occurs in the nucleus. The mRNA directs the synthesis of proteins, which occurs in the cytoplasm.
Explanation:
The answer is Physical Weathering, also known as Mechanical Weathering