Some organisms have genes that improve their ability to survive and reproduce. If the traits also help their offspring survive and reproduce, then which of the following will most likely increase?
The frequency of the genes in one individual
The frequency of the genes in the population
The number of cells in the organism
The number of traits in the species

i'm not sure but i think C

Explanation:

the answer to your question is:

c. complementary base-pairing

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.