Q: Crowding and resource limitation can have a profound effect on the rate of what? Choices: - population stagnation - technology advances - cultural advances - population growth A:
population growth

Q: What phenomenon can cause a protein in an organism to be made incorrectly? Choices: - evolution - heredity - allele - mutation A:
mutation

Q: Q: What part of the cell is surrounded by a membrane and holds the genetic information for the cell? Choices: - cell wall - upper - lower - nucleus A:
A: nucleus

Question: Q: What is the type of landscape that occurs at higher latitudes than deserts, has short grasses and low bushes, and are dry because they are in continental interiors? Choices: - tundra - plains - plateau - steppe A:
Answer: steppe

*Question*
Q: What planet is closest to our sun? Choices: - Earth - Venus - Pluto - mercury A:
**Answer**
mercury

(Question)
Q: What is a change in the sequence of bases in dna or rna called? Choices: - radiation - infection - evolution - mutation A:
(Answer)
mutation