How are flu viruses named? Select all that may apply.A) by their hostsB) by their type (A or B)C) by their strainD) by their year of isolationE) by their location of original isolationF) by their genetic material
What will be an ideal response?
A, B, C, D
Flu viruses are named by their hosts, type (A or B), strain, and year of isolation.
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What sequences are not considered to be regulatory elements?
A. Enhancers B. Silencers C. Core promoters D. Cis-acting elements E. General transcription factors
Predation of deer by wolves is an example of a
A. death-independent factor. B. density-dependent limit. C. density-codependent limit. D. death-dependent factor. E. density-independent limit.
Which of the following structures is NOT
found in mature sperm? a. nucleus b. acrosome with enzymes c. mitochondria d. microtubules in the tail e. ribosomes
What structure is present within a follicle?
A. vaginal cleft B. labia C. mucus-secreting glands D. oocyte E. clitoris