Answer:
A gene is a segment of a DNA strand.
He/she is talking about genetic disorders. Interesting topic. An oncologist is a cancer specialist so I don't know the specific cancer disorder but I'm sure there is one.
Answer:
The answer is A: a true nucleus and membrane bound organelles
Explanation:
i did a test and got it right
It is 50% homozygous recessive, and 50% heterozygous
The answer is Permian-Triassic extinction.
The Permian-Triassic extinction was 252 million years ago. It is known as The Great Dying because about 95% of all species died out due to environmental changes (volcanic eruptions, dry climate, melting of ice sheets, etc). This is also the only event in which many insect species wiped out.