Answer:
True
Explanation:
Humans have 23 pairs of chromosomes, for a total of 46 chromosomes.
Personally, I'd pick C. self-efficacy.
Self-efficacy refers to the confidence that a person has when it comes to their own ability and skills. So Ramona has always believed that she can succeed even when things are tough which is something that got her through both college and life in general.
The answers are A) ectoderm and B) endoderm.
Fertilization is a fusion of male and female gametes which leads to the formation of a zygote. The zygote undergoes mitosis and transforms into a single-layered blastula. Gastrulation is a transformation of the blastula into a two-layer or three-layer gastrula. Cnidarians are a diploblastic animal because their gastrula has only two layers - endoderm and ectoderm.
I believe the answer is B
Fish and marine mammals sift out the salt from the water, then they drink it.