Which of the following would be a result of increased solar activity?

a. longer winters
b. warmer-than-normal sea surface temperatures
c. shorter summers
d. colder-than-normal sea surface temperatures

Astudent drew the following flowchart to show the movement of nutrients. soil → roots → plants →? where does nitrogen go next? a. directly into nearby animals as nutrition b. directly into aquifers through condensation c. directly into the air through evaporation d. directly into nearby plants during fixation

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?

Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow