In an ecosystem, there are many factors that affect how many organisms can survive there. which of the following is one of those factors? a. number of humans in the area b. age of the mammal species c. color of flowering plants d. availability of water

If a set of instructions that determines all of the charactersitics of an organism is comparedto a book,and a chromosme is compared to chaper in the book,then what might be compared to a paragraph in the book?

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

The carrier molecules of the electron transport system are located in the