El Niño would lead to the death of organisms or populations, El Niño would cause organisms to move in search of food and better conditions.
The answer would be "Behavior is modified as a cause"
The blood in the capillaries is passed into the tissues through diffusion i.e glucose down their concentration gradient from source(higher conc) to sink(low conc)
It increases because the higher you go in the food chain, the bigger the carnivores or consumers are.
Answer: Gene Pool
Explanation:
Gene pool is the collection of all the gene and various allelic form of those gene within a population.
Variation naturally occurs among the gene of members of the same species that interbreed.
Gene pool It is therefore the total number of gene of all the members among the population of a particular species. Gene pool is used to determine the level of mutation, variation, genetic diversity among members of a population.