Are all the disulfide bonds in insulin between the two chains?
a. yes
b. no
b
Biology & Microbiology
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The lineage ____ are the fleshy-finned fishes, with fins supported by muscles and an internal bony
skeleton. Based on the fossil record, tetrapods apparently arose from this group.
a. Petromyzontoidea b. Chondrichthyes c. Actinopterygii d. Myxinoidea e. Sarcopterygii
Biology & Microbiology
Epigenetic modifications _____
a. are considered evolutionary b. are completely reset during development c. alter the DNA sequence d. can persist for generations e. respond less rapidly to environmental changes than altering the DNA sequence
Biology & Microbiology
The normal pH of blood and other fluids is
a. 6.5?6.9. b. 6.92?7.11. c. 7.12?4.28. d. 7.37?7.43. e. 7.43?7.51.
Biology & Microbiology
Define induction, and describe two general types of regulatory circuits involving induction
What will be an ideal response?
Biology & Microbiology