Which of the following is not a feature common to most animals?
a) development into a fixed body plan
b) asexual reproduction
c) specialized tissues
d) heterotrophic nutrient sourcing
Ans: b) asexual reproduction
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Depending on the type of regulatory mechanism, activators and repressors can bind to operator regions which control transcription
Indicate whether the statement is true or false.
Acetylcholine binds this membrane protein, which subsequently opens to allow sodium to enter the cell. Acetylcholine exerts its effect on what type of transport protein?
A. ligand-gated channel B. voltage-gated channel C. mechanosensitive-gated channels D. regulatory protein-gated channels E. stretch-sensitive gated channels
Which of the following produces bile?
A. gallbladder B. liver C. stomach D. pancreas E. appendix
What is the process that turns on the transcription of a gene or genes?
A. induction B. repression C. translation D. replication