There are four general conditions that must be met for natural selection to occur, these are: variation among organisms of the same species, large production of offspring, variation in individual fitness among members of the same species and variation in heredity. So from the question given above, the conditions that are required for natural selection are option A, B AND D.
Answer:
Explanation:
heir behavior can be predicted and they are gentle with other animals generally. Mother bears have the innate nature to nurture the young ones and they are attentive in protecting them. Bears are also playful and have unique personality like humans. They take time to decide the animals/humans they meet
The substance that is predominately absorbed in rain forests would be carbon dioxide, I believe. As many tropical trees are present and will uptake CO2 to synthesize glucose or sugar as a product of photosynthesis.