Question 1(Multiple Choice Worth 2 points) (01.02 MC)
Which of the following questions can be answered by science?
1. Should countries use solar power instead of wind energy?
II. How has the geology of an area affected its climate?
III: Which compounds do people prefer to use in their fertilizer?
Options:
A. I and III
B. II and III
C. III only
D. II only

Imagine ? person stepping on a pin and pulling his or her foot way look at the réfléchir arc of the scenarios below

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?