A cactus is adapted for life with limited water. The green part of this cactus is its stem. Its stems are fleshy and
have a thick waxy coating.
What are two ways the structure of this cactus's stem helps the plant survive?
A. It takes in minerals from the soil.
B. It prevents water loss.
C. It carries out photosynthesis.
D. It holds the plant in the ground.

Amouse that is homozygous for the dominant trait has the genotype . it has . a mouse that is homozygous for the recessive trait has the genotype . it has . image of fur color of mice

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis