In chordates, the notochord forms from the endoderm layer that is ventral to the developing digestive system

a. True
b. False


ANSWER: False

Biology & Microbiology

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An individual carries the allele for polydactyly, but is normal. This is an example of __________

A. simple Mendelian inheritance B. incomplete dominance C. incomplete penetrance D. codominance E. gene dosage

Biology & Microbiology

Four of the five processes listed below will disrupt Hardy-Weinberg equilibrium. Select the exception

a. non-random mating b. natural selection c. migration d. punctuated equilibrium e. genetic drift

Biology & Microbiology

Actin filaments will only assemble in parallel bundles

a. true b. false

Biology & Microbiology

Adhesion of plant cells is mediated by a pectin-rich region of the cell wall called the

a. external lamina. b. middle lamella. c. intermediate lamella. d. plasmodesmata.

Biology & Microbiology