Why are mosses and liverworts limited in size?

a. They lack gametes.
b. They lack vascular tissues.
c. They lack a reproductive cycle.
d. They lack roots to absorb nutrition.
e. They lack chloroplasts for photosynthesis.


b

Biology & Microbiology

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A pathologic state begins with contact with a microbe.

Answer the following statement true (T) or false (F)

Biology & Microbiology

The observation that most pureblood Native Americans have type O blood is best explained by

A. assortative mating. B. a founder effect. C. frequent mutations. D. gene flow. E. genetic drift.

Biology & Microbiology

What type of mutation involves base changes in the gene, which result in a change in the amino acid without affecting the activity of the resulting polypeptide?

a. insertion b. deletion c. silent mutation d. neutral substitution e. null mutation

Biology & Microbiology

Using what you have learned in this chapter, explain how you would decide whether multivitamins are beneficial to dogs

What will be an ideal response?

Biology & Microbiology