Answer:
C. Desertification.
Explanation:
This is mainly caused by overgrazing and other human and natural activities in this areas. When desertification happens in a land area, it hampers the land ability to support life; affecting wild species, agricultural crops, domestic animals and people. Its negative effect includes famine of the inhabitants, also mass migration, as it can also cause extinction of some organisms or species.
Answer:
B. purebred
Explanation:
If you make a Punnett square, you can see that both recessive alleles are passed to the offspring, making it a purebred :)
The hypothesis is an educated guess, so it cannot be used as a firm statement. In an experiment, the hypothesis is just a guideline that is tested & may or may not be true based on the results.
Hope that helps!
The three germ layers are the endoderm, the ectoderm, and the mesoderm. Cells in each germ layer differentiate into tissues and embryonic organs. The ectoderm gives rise to the nervous system and the epidermis, among other tissues. The mesoderm gives rise to the muscle cells and connective tissue in the body.
