The stronger survived and the weaker passed on... Those with a weaker immune system had trouble with sickness and usually ended up passing on but those with strong immune systems were stronger and healthier and lived.
D. The octupus population would decrease.
This is because if more sharks were in the ecosystem than they would feed on more octopus, decreasing the population of them.
The answer is B. Genetic drift greatly affects small populations, but large populations can recover.
Answer:
Sickle sale is a disease in an offspring which is caused by abnormal type of red blood cell Jean inheritance from the parents what is the name for different forms of the same gene?
Mutation HBB gene
Explanation: