subject
Biology, 12.12.2020 16:20 Frostbite9371

1.) In 2-3 sentences , summarize how variation impacts natural selection. 2.) Which of the following is an example of an adaptation?
A.) Different shaped shells
B.) Break shape
C.) Different body size among the same species
D.) Overproduction
E.) All the above
F.) None of the above
G.) Both A and B
H.) Both B and C

3.) In 5-7 sentences, briefly define evolution and natural selection.

4.) How is artificial selection different from natural selection? Select the best answer from the choices below.

A.) In artificial selection, animals that are more likely to survive reproduce.
B.) In artificial selection, members of a species must compete to survive.
C.) In natural selection, people impact which traits are passed on
D.) In artificial selection, humans choose which organisms reproduce.

5.) A fossil that is characteristic of a particular span of geological time or a specific environment is called a(n).
A.) Index fossil
B.) Cast fossil
C.) Petrified fossil
D.) Mold fossil

6.) In 3-5 sentences, explain why and how scientists created the geological time scale.

7.)In 3-5 sentences, define the Law of Superstition(2) and analyze how this law helps scientists determine the age of rocks and fossils.

8.) In 3-5 sentences, define adaptation(2) and explain how adaptations promote survival of a species.

ansver
Answers: 3

Another question on Biology

question
Biology, 21.06.2019 14:00
A3-year-old child with nephrotic syndrome has been receiving prednisone for 1 week. the nurse reviews the child's progress record and determines that the medication has been effective. what information supports this conclusion? select all that apply.
Answers: 3
question
Biology, 21.06.2019 15:00
According to the theory of punctuated equilibrium, at what rate does speciation occur? species change depending on the rate of natural selection. after periods of stasis, new species evolve relatively rapidly. species change slowly and eventually form new species. some species change quickly and others change slowly to balance the overall rate.
Answers: 3
question
Biology, 21.06.2019 22:20
Put the following steps of the convection process in the correct order. 1. gravity pulls cooler matter downward. 2. the matter expands and decreases in density. 3. an up-and-down flow of matter produces a convection current. 4. matter is heated. 5. warmed matter is forced upward. question 2 options: a) 4, 2, 5, 1, 3 b) 2, 4, 3, 1, 5 c) 3, 2, 5, 4, 1 d) 1, 4, 2, 5, 3
Answers: 1
question
Biology, 22.06.2019 06:30
Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots
Answers: 1
You know the right answer?
1.) In 2-3 sentences , summarize how variation impacts natural selection. 2.) Which of the followin...
Questions
Questions on the website: 13722360