Ferns spread from place to place by means of
A. spores.
B. pollen.
C. seeds.
D. eggs.
A. spores.
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A polysome is ____
a. the combination of a large and a small ribosomal subunit b. the complex where mRNA splicing occurs c. the promoter assembly at the site of transcription initiation d. an mRNA transcript to which multiple ribosomes are attached e. the complex that adds a poly(A) tail onto an mRNA
Conjugation is useful for determining relatedness between bacteria at the species level because it never occurs between organisms of different genera.
Answer the following statement true (T) or false (F)
The pelvic cavity contains which of the following?
A) Urinary bladder B) Stomach C) Lungs D) Brain
Which gland responds to light and is involved in daily rhythms in some animals?
A) Pineal B) Adrenal C) Thymus D) Pancreas E) Pituitary