The entire structure indicated by “C” is a

__________ gametophyte.
a. moss
b. liverwort
c. hornwort
d. fern
e. gymnosperm


Answer: d

Biology & Microbiology

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When X-linked traits are recessive, females will express the traits only if they are ____ for the recessive allele

Fill in the blank with the appropriate word.

Biology & Microbiology

The protein coat of a virus is called the:a

capsule. b. capsid. c. exospore. d. phage. e. pilus.

Biology & Microbiology

Three "turns" of the Calvin cycle generate a "surplus" molecule of glyceraldehyde 3-phosphate (G3P). Which of the following is a consequence of this?

A) Formation of a molecule of glucose would require nine "turns." B) G3P more readily forms sucrose and other disaccharides than it does monosaccharides. C) Some plants would not taste sweet to us. D) The formation of sucrose and starch in plants involves assembling G3P molecules, with or without further rearrangements. E) Plants accumulate and store G3P.

Biology & Microbiology

The period of the cell cycle leading up to mitosis; includes G1, S, and G2 phases; the interim between two consecutive cell divisions

Biology & Microbiology