Diffusion moves items with their concentration gradient
a. true
b. false
Answer: a. true
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If the nucleotide sequence in a DNA template strand is GGCTTAACCATT; the complementary mRNA strand will have the sequence ____________________
Fill in the blank(s) with correct word
MHC markers function in ________
a. histamine and prostaglandin release b. memory of previously encountered antigens c. antigen reception in T cells d. self-recognition and antigen presenting
Factors that help to limit growth of woody plants in temperate grasslands include
A) nutrient-poor soil and high insect diversity. B) fires and grazing by large mammals. C) large numbers of cacti and small numbers of grazing mammals. D) mild winters and low annual precipitation.
Which term corresponds to 1?
> Monera > Domains > Bacteria > Categories > Protista > Eukarya