Answer:
<h2>A</h2>
Explanation:
1. Sickle cell anemia is an inherited condition, disorder (disease).
2. It is a recessive condition, in which red blood cell become mutated and converted to a sickle like shape, and there aren't enough healthy red blood cells to carry oxygen throughout the body.
3. This condition normally occur when, there is inheritance of two abnormal or mutated copies of the β-globin gene, one allele from each parent.
4. β-globin gene makes haemoglobin.
5. Sickle cell anemia results when glutamic acid being substituted by valine at position 6 ( in short E6V substitution).
6. So, it a single base-pair substitution in the gene encoding the beta subunit.
It’s actually D!If the prey can’t eat enough food because of limited plants they die off which means the predators die off!
They share their experimental results with other researchers
The ovary is the expanded inferior part of the carpel. It contains the ovules waiting to be fertilized by pollen.
<span>The function of an ovary is to hold egg cells in a flower to use when beginning the reproductive cycle.</span>
Answer:
D
Explanation:
The water in the air is in its gas form. The act of evaporation is water in its liquid form turning into gas. Condensation and precipitation both are acts of water in its gas form turning back into its liquid form.