The pollen grains of pine each consists of three cells

____________________ Indicate whether the statement is true or false.


False - four

Biology & Microbiology

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Which statement accurately describes a relationship between mutation rate and genome size?

A) Larger genomes have higher mutation rates across all domains of life. B) Larger genomes have lower mutation rates across all domains of life. C) Mutation rate increases with genome size in multicellular organisms. D) Mutation rate increases with genome size in unicellular organisms.

Biology & Microbiology

Because the thermocline is permanent in tropical oceans, little vertical mixing occurs, resulting in low productivity

Indicate whether the statement is true or false

Biology & Microbiology

Which of the following are the areas where chromatids intertwine during meiosis?

A) nondisjunction B) synapsis C) chiasma D) tetrad E) bivalent

Biology & Microbiology

Glittering wood-moss (Hylocomium splendens) is a species of moss that can be found in Alaska and Canada.  Based on what you know about mosses, what is likely true of the female gametes of glittering wood-moss?

A. They are produced when the gametophyte undergoes meiosis. B. They are smaller than the male gametes. C. They are haploid. D. They are housed in archegonia. E. They lack flagella.

Biology & Microbiology