This is a simple food chain. The grass is a living organism that uses energy from the sun to make its own food through a process
called photosynthesis. Then, other animals eat the grass; it is their source of energy. What role does the grass play in this food
chain?
A)Carnivore
B)consumer
C)decomposer
D)producer

The answer is D: producer

a neutral ph of 7 and normal organism temperature is needed for a certain enzyme to be effective.  

what would happen to the enzyme if the ph and/or temperature fluctuate greatly from the norm?  

a.the enzyme’s hydrogen bonds will break.  

b.the activation energy will increase.  

c.more product will be formed.

d.the ideal temperature and ph for the enzyme function will decrease.  

each of the 46 original chromosomes splits into two daughter chromosomes, so there are two sets of 46 daughter chromosomes that end up in each cell. human cells have 46 chromosomes. each chromosome consists of a pair of identical chromatids attached together by a structure called a centromere.