You have identified an enzyme that appears to be involved in the addition of palmityl group (a fatty acid) to certain proteins. Knowing that palmitoylated proteins are usually targeted for delivery to the plasma membrane, in which organelles might this enzyme be expressed?
A. golgi apparatus and nucleus
B. endoplasmic reticulum and nucleus
C. endoplasmic reticulum and ribosomes
D. golgi apparatus and endoplasmic reticulum
Answer: D
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a. Carotenoids b. Chloroplast c. Chlorophyll a d. Chromoplast e. Chlorophyll b
Hooker’s evening primrose keeps its flowers closed until the early evening when they open. This is an example of
____.
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Following double fertilization, the ovule develops into a(n) ____, and the ovary develops into a(n) ____
a. cotyledon; embryo b. embryo; seed c. seed; fruit d. fruit; seed e. endosperm; embryo
What group of fungi is largely responsible for the reduction in amphibian populations worldwide?
A. Microsporidia B. Ascomycetes C. Basidiomycetes D. Chytridomycetes E. Glomerulomycetes