Cellular respiration requires fuel (glucose) and oxygen gas. The main process that produces these inputs is _____.
A. photosynthesis
B. glycolysis
C. electron transport
D. the citric acid cycle
Answer: A. photosynthesis
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Integumentary exchange of gases implies that the animal ____
a. has a shell b. has a tracheal system c. lives in a moist location d. has a siphon e. lives in an arid location
A chemical that inhibits beta-lactamase enzymes is ________.
A. aztreonam B. imipenem C. penicillinase D. clavulanic acid E. synercid
Genes that are duplicated within a genome and later diverge in function, such as the RNASE1 and RNASE1B genes in douc langur monkeys, are described as ________
A) duplicated genes B) orthologous genes C) homologous genes D) paralogous genes E) derived genes
Which lineage of Echinoderms is made up of about 2000 species of brittle stars and basket stars, each with elongated, slender, somewhat snakelike arms surrounding a well-defined central disk?
a. Ophiuroidea b. Echinoidea c. Holothuroidea d. Crinoidea