Ocean trenches<span> are </span>formed<span> by subduction, a geophysical process in which two or more of Earth's tectonic plates converge and the older, denser plate is pushed beneath the lighter plate and deep into the mantle, causing the seafloor and outermost crust (the lithosphere) to bend and </span>form<span> a steep, V-shaped depression.
i hope this helped ❤❤</span>
Answer:
Explanation:
Since Mark's wife was a carrier, it means that she is heterozygous for the trait. And after Mark got tested, they decided to have children due to no increased risk if they do have children, it means the condition is not an autosomal dominant condition but a recessive condition because if the condition is dominant, only one copy of the affected allele is needed to increase risk.
Thus, with a no increased risk, it means Mark is normal i.e. carries no copy of the recessive allele.
Blood platelets... I think are red blood cells, I know we have red and white... hmmm... hope that helps
try to use quizlet diagrams or use prefix and suffix to make a educational guess