The _____ protein is active at the G1 checkpoint
What will be an ideal response?
p53
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Rank these plant types from those that undergo senescence soonest after seed germination to those that live longest.
Ranking Questions __ herbaceous perennial __ biennial __ annual __ woody perennial
What is the atomic mass number of an atom with 7 electrons, 7 neutrons, and 7 protons?
a. 7 daltons b. 10 daltons c. 14 daltons d. 21 daltons e. 28 daltons
The lining of the gastrovascular cavity in cnidarians will function in both ________
a. respiration and reproduction b. urination and respiration c. respiration and digestion d. immunization and digestion e. reproduction and digestion
A drop to pH 4.0 in the duodenum would primarily stimulate the release of ________.
A. gastrin B. insulin C. secretin D. pepsin E. cholecystokinin