Answer is A.
Cell have to spilt themselfs apart to make more cells for the system. Tree are like cells because they sometimes have seeds in them that help generations of trees grow!
Answer:
<em>P p</em>
<em>P</em> PP Pp
<em>p </em>Pp pp
PP=Homozygous purple
Pp= heterozygous purple
pp=homozygous White
Explanation:
I tried to type out the cross. The bold letters are the heterozygous plants that you are crossing. and the normal letters are the offspring of the two heterozygous parents being crossed. Heterozygous means they are different alleles. Homosygous means the same alleles are present.
heterozygous= Pp
Homozygous= PP or pp
I hope this was the answer you were looking for!
Answer: Increase the depth of ventilation.
In high altitude, the oxygen pressure will be much lower that makes the gas exchange rate is lower and decrease the oxygen delivery to <span>the tissue.</span> To counter this, the mouse will increase its depth of ventilation so there is more air inside the lungs for every inspiration.
A pyramid of energy can never be inverted because energy decreases by tenfold each level. This can't be reversed because energy can't just increase by tenfold. It has to come from somewhere.
1) D chromosomes
2) B a double helix
3)A chromosomes are made of DNA
4)A genes
