D: needs to be present on both chromosomes to be expressed
Why: Because if there was a dominant trait present, then the dominant trait would overpower the recessive trait regardless of the matter.
Answer:
A census is a count of the population in particular areas.
Explanation:
Parathyroid hormones (PTH) increases the Ca++ concentration and slightly decreases phosphate ion concentration in the blood.
When Parathyroid hormone increases, the body release more calcium from bones into blood which lead to the increase in calcium concentration in the blood.
The parathyroid hormone increase in the other hand led to slightl
y decrease in phosphate ions since it reduces the reabsorption of phosphate from proximal tubule of the kidney
Answer:
less of a chance for mutations
Explanation: