The graph below shows the population of mice in an ecosystem where the mice are not allowed to enter or leave.
Which best describes the population at point B?
A. The death rate is higher than the birthrate.
B. The birthrate is higher than the death rate
C. It has reached its carrying capacity
D. The population is decreasing

Ialready know the answers to these questions and they are on the attachment. but i just need to know why that answer is the correct one. plz asap! this is for a report that i need to email by 10!

Use the above pedigree for questions 1,2, and 3 1. what kind of genetic disorder is represented in the pedigree? a. recessive b. dominate refer to the pedigree in question 1. 2. is the mutated gene in this disorder located on a sex chromosome (x or y) or an autosome? a. sex chromosome b. autosome refer to the pedigree in question 1. 3. which generation has individuals that you are certain are heterozygous for the mutated gene? a. generation 1 b. generation 2 c. generation 3

How are primary producers important to the alligator's energy supply