Which of the following genotypes is homozygous dominant?

a.) tt
b.) ff
c.) xy
d.) ss

the answer is c.) there is a warm front in region a and a stationary front in region b.

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

6h2o+6co2=c6h12o6+602