ANTH 101 EXAM 1

EXAM 1 STUDY GUIDE

11 cards·by princesst

Mitosis

occurs when an organism grows, heals, or when any process occurs in which new cells replace old one; process whereby somatic cells replicate

Meiosis

formation of gametes (sperm and eggs); begins w/ diploid cells & produces haploid cells; cells divide twice; genetic materials is exchange .

Meisos

homologous chromosomes; increases available genetic variability in a population

adaptive radiation

diversification of one founding species into multiple species and niches

Fitness

biological measure of reproductive success; number of offspring that survive to reproductive age

Natural Selection

process of biological change in a species overtime

Transcription and translation

process through which the information to make a protein, encoded with DNA, actually becomes as protein

Transcription

single strand serves as a template to form messenger RNA that will carry the information to the cytoplasm to make a protein

Translation

as each amino acid is brought to the chain, it binds to the next to it, creating the polypeptide chain

What are the 4 main subfields of anthropology

cultural, biological, linguistic and archaeology

What are the 3 preconditions that must be met for natural selection?

trait in question must be inherited, must show variation between individuals, environment must exert some pressure to favor trait