Vesicles from the Golgi body that will become lysosomes contain enzymes for ____
a. aerobic respiration
b. photosynthesis
c. breaking down cellular debris
d. protein synthesis
e. digesting amino acids and fatty acids
ANSWER: c
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Mutations will always decrease the activity of a gene
A. true B. false
A scientist is investigating a hormone response in rose bush stems by removing the apical meristems of the main stems. What is the most likely result of this experiment and what hormone is responsible?
A. New apical buds will develop under the influence of auxin. B. Larger, deeper roots will form under the influence of cytokinin. C. More leaf buds will appear along the main stems under the influence of auxin. D. Flowers will turn yellow and fall off under the influence of auxin. E. Lateral buds will develop under the influence of cytokinin.
In an open circulatory system, the fluid pumped is called ____
a. hemoglobin b. lymphatic fluid c. hemolymph d. blood e. capillary fluid
Once ligand molecules bind to receptors in coated pits of a plasma membrane, the next step of receptor-mediated
endocytisis would be: a. coating detaches from vesicle b. coated vesicle forms by endocytosis c. ligands separate from receptors, which are recycled d. contents of secondary lysosome are digested and released into the cytosol e. endosome fuses with primary lysosome, forming secondary lysosome