A population of prairie dogs shares a habitat with a population of bison. The bison migrate to another area. How will the prairie dog population size
change?
O A. It will decrease to zero.
O B. It will remain approximately the same.
O C. It will increase.
O D. It will decrease slightly.

What is thought to have caused the mass extinction at the end of the cretaceous period?

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

Deer cave cannot support photosynthesis is as not enough sunlight is present. in spite of this, it still has a complex food chain. what is the energy foundation of this food chain?