Heavy metals in contaminated soils can be taken up by hyperaccumulating plants. Lead and cadmium taken up this way are often accumulated in the plants'

A. sclerenchyma.
B. root nodules.
C. trichomes.
D. stomates.
E. rhizomes.


Answer: C

Biology & Microbiology

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Many genes are expressed when embryonic stem cells differentiate into muscle. This population of RNAs present in these cells would be called the ______________

Fill in the blanks with correct word

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Which is the term for compounds that do not mix with water?

A. phospholipids B. hydrophobic C. hydrophilic D. proteins E. hydrogen-bonded

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Which of the following is not a statistical value often used to represent a sample when evaluating QTLs?

A) mean B) mode C) variance D) standard deviation

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Offspring of a cross between true-breeding lineages that inherit nonidentical alleles are called _____.

A) hybrids B) recessives C) mutants D) codominants E) recombinants

Biology & Microbiology