Answer:
The inanimate components that affects the living beings in environment are known as abiotic components.
Explanation:
Water, sun rays , oxygen etc are known as the abiotic components that affects the functioning of living organism. Water is the most essential factor without which there will be no life in our environment. Sunrays help in photosynthesis, and make the survival of plant life possible.
Oxygen helps us in breathing without which we won’t be able to live. Another abiotic component is soil, which helps plants to grow and determines the nature of plants.
B - Only the Neutrons are involved in the fission reaction
Answer: <u>Prophase
</u>
Explanation: Prophase is the most time consuming part of mitosis. A series of events takes place during prophase. Alignment of microtubules at the poles; condensation of chromatin material; thread-like chromosomes start to appear; nuclear membrane starts to disintegrate. Since figure A and F are showing events of prophase, that's why answer is prophase.
Chargaff's rules state that DNA from any cell of all organisms should have a 1:1 ratio of pyrimidine and purine bases and, more specifically, that the amount of guanine is equal to cytosine and the amount of adenine is equal to thymine .