Which part of a synovial joint secretes lubricating fluid?
a. synovial membrane
b. articulating cartilage
c. ligaments
d. fibrous connective tissue
e. visceral membrane
ANSWER: a
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The mutation frequency would be the same for all genes in a given culture
Indicate whether the statement is true or false
Alternation of generations is a term used to describe what features of flowering plants?
A. They have apical meristems. B. They have vascular tissues. C. They have both gamete and spore producing stages in their life cycle. D. They lack eggs and sperm. E. They have both eggs and sperm.
You are performing an experiment to assay phosphorylation of a substrate by a protein kinase. Based on the data in the table below, what do these experimental results suggest?
A. The substrate is not required for phosphorylation. B. The substrate can undergo autophosphorylation. C. The protein kinase is required for phosphorylation. D. GTP is not required for phosphorylation.
The smallest and most numerous blood vessels are the ______.
a) veins b) artery c) capillaries d) venules e) arterioles