Which of the following is not true of a viroid?
A) Cadang-cadang is a viroid disease of the coconut palm.
B) Its RNA is circular.
C) Its capsid is quite small.
D) Viroids possess about 250—400 nucleotides.
E) Viroids affect mostly plants.
C) Its capsid is quite small.
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A thermoreceptor responds to:
A. wet and/or dry environmental conditions B. temperature C. physical force D. pain
Which of the following statements about eukaryotic gene expression is true?
a. Transcription occurs only within the nucleus. b. Transcription occurs after protein translation. c. Translation occurs in the nucleolus. d. Ribosomes translate tRNA into protein.
If a man and his wife are both homozygous for a disease-causing recessive gene, then
____________________ of their children will be affected. Fill in the blank(s) with the appropriate word(s).
In terms of the spectrum of responses to social demands, which of the following is an expansive response?
A) Obey the law, deny further obligations, make a profit. B) Obey the law, respond to pressures, accept some added duties. C) Anticipate new demands, respond to pressures, make a profit. D) Anticipate new demands, alter behavior before any pressure, make CSR a competitive weapon.