Answer:
Explanation:
Dissolving is importan because its a whole life sicle.
this is how desolving works:
1.an animal dies and starts desolving
2. when the animal desolves its fertilizes the ground and then grass grows
3. another animal comes and eats the grass
4. when that animal dies or gets killed by a predator it starts desolving
And then the 4 sicles repeat over and over.
The answer would be letter C
Xylem carries water and dissolved nutrients
Answer:
The 'gene' which causes (inherited, red and green types of) colour blindness is found only on the X chromosome. So, for a male to be colour blind the colour blindness 'gene' only has to appear on his X chromosome. For a female to be colour blind it must be present on both of her X chromosomes.
Explanation:
Answer:
When directed mutagenesis which is also called reverse genetics is used, only a single mutation per genome is introduced. In contrast, the number of mutations per genome introduced by random mutagenesis is usually difficult to control. It is likely that the strain you obtained with a mutation in gene X after random mutagenesis contained an additional mutation or perhaps multiple mutations which ultimately was/were responsible for loss of virulence in your favorite pathogen.
