Which of the following can lead to an increase of squirrels in a park A. increased emigration
B. increased immigration
C. a large number of predators
D. high competition for food

2. what process do mrna and trna work together to complete? (3 points)

What are the 3 types of artificial cloning

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid