What are two causes of genetic change in a population?

Which feature is common to prokaryotic and eukaryotic cells? organelles cell nuclei cell membranes complex structures

The environment has changed and the frequency of the p allele has gone down, what will this do to the q allele?

Which layer of skin provides nutrition to the epidermis? a. hypodermis c. dermis b. subcutaneous layer d. adipocytes?

List 3 types of mutations possible.

Centrioles, cilia, flagella, and basal bodies have remarkably similar structural elements and arrangements. Which of the following hypotheses is most plausible in light of such structural similarities? a.

If a mass of granite is in contact with a layer of sandstone that contains small pieces of the granite, which rock is older?

Some organism are - celled while others are multicellular

Vertebrates are actually a subphylum of the Chordata phylum. True False

Which organelle in the plant cell makes glucose from sunlight?

The major cause of air pollution is: a. industrial waste b. sewage and pesticides c. car exhaust d. radioactive waste