Question

4. In an experiment, suppose that the wings of fruit flies were clipped short for fifty generations. The fifty-first generation emerged with normal-length wings. This observation would tend to disprove the idea that evolution is based on
a. inheritance of natural variations
b. inheritance of acquired characteristics
c. natural selection
d. survival of the fittest

5. Charles Darwin called the ability of an organism to survive and reproduce in its specific environment
a. diversity
b. fitness
c. adaption
d. evolution

Answer 1

I will give a medal!

Answer 2

4. B
5. B
any more?

Answer 3

I agree that number 4 is b, however number 5 would actually be C.

Answer 4

6. Similar patterns of embryological development in different but related organisms are responsible for the formation of
a. homologous structures
b. analogous structures
c. Hox genes
d. intermediate fossil forms

7. If an allele makes up one half of the frequency of a population's allele for a given trait, its allele frequency is
a. 100 percent
b. 75 percent
c. 50 percent
d. 4 percent

8. The frequency of phenotypes for a typical polygenic trait is most often illustrated as
a. a scatter plot
b. a bell-shaped curve
c. a pie chart
d. a histogram

9. Which of the following events do biologists consider a random change?
a. directional selection
b. speciation
c. disruptive selection
d. genetic drift

10. Which of the following statements defines the members of a species?
a. They are temporarily isolated from each other
b. The are geographically isolated from each other
c. They mate and produce offspring
d. They have identical genes

Answer 5

thats it

Answer 6

no it isn't Darwin's theory says that it is survival of the fit so it would be B but if you want to get it wrong go with tenshi

Answer 7

i believe you @EmeraldSunset

Answer 8

:'( no need to be so harsh emerald..I made a mistake I'm sorry :(

Answer 9

6. a
7. c
8. b
9. d
10. c
Sorry Tenshi :( I shouldn't have said that.. It was uncalled for and no matter what mood I'm in I shouldn't be mean to someone that didn't do anything. Can I message you and explain?

Answer 10

thanks againn! :D i got 100%

Answer 11

its okay lol and good job taylor! ^_^

Answer 12

no problem and I hope you understand Tenshi