Plant cells permit ions and small molecules to move between adjacent cells by means of cytoplasmic channels in their cell walls. What are these channels called?

a. plasmodesmata
b. cell junctions
c. desmosomes
d. gap junctions


Ans: a. plasmodesmata

Biology & Microbiology

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In intrinsic termination, inverted repeat DNA sequences followed immediately by a string of ________ produce an mRNA stem-loop, followed by a string of ________

Fill in the blank(s) with correct word

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Four of the five answers listed below are organelles found in eukaryotic cells. Select the exception.

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Athletes are often told to eat starch before a strenuous athletic event. What monomer can be released from starch after hydrolysis, and what is it used for? Because cellulose (fiber) is made of the same type of monomer as starch, why aren't athletes told

to eat fiber before an event? What will be an ideal response?

Biology & Microbiology

Please identify the three most common parts of a protein coding eukaryotic gene

What will be an ideal response?

Biology & Microbiology