What will happen to the rate of photosynthesis if the light intensity is increased?
a. it will be lower
b. it will be higher
c. it will be the same

Are gametes exactly the same? explain why or why not?

Availability of food: a. is dependent upon kin selection. b. can be highly variable, depending on season and rainfall. c. is determined by the alpha male only. d. is restricted to individuals in the dominant hierarchy.

After dinner with his brother, charles darwin looked through a book by thomas robert malthus, who believed that humanity, if unchecked, could double its population size in 25 years . why then , wasn't the earth overrun with humans at this point ? how does this relate to the stoning of the darwin's carriage?