First one - two gametes will unite during fertilization to create a diploid cell
Growth I think could be right
1. C. angle of the suns radiation
2. A. The sun, Earth, and the moon form a straight line.
<span>The toxin Bt (endotoxin
CrylA (b)) Bacillus thuringiensis that
is a normal inhabitant of the soil, showed himself as a natural insecticide
used by farmers engaged in organic farming. In contrast to the Bt-toxin
produced by bacteria, genetic engineers included it pesticide in every cell of
the seed, and therefore distributed throughout the adult plant, the products
from which then are consumed by man. </span>That's why scientists are concerned that after the use of a BT toxin
products people get antibiotic resistance and resistance to bt.