An expected result of the simulation is that the frequency of mutations under normal conditions about 1 in every 10 million base pairs of DNA. In the presence of tobacco smoke or ultraviolet light, the equency of
mutations will
a. increase
b. decrease
c. remain the same
d. none of the above

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.) chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Animals that have thick fur and ae able to store large amounts of body fat live where ?

As a result of climate change earths temperature is rising and sea ice is melting what is a likely effect? answer : populations of walruses and polar bears will decline