Monotremes differ from the other mammals in their
A. laying of shelled eggs.
B. lack of milk-producing glands.
C. fur.
D. carnivorous nature.
E. containing a pouch for young to live.
A. laying of shelled eggs.
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How would you argue that meiosis is the basis for sexual reproduction in plants, even though the direct result is a spore rather than a gamete?
What will be an ideal response?
During voice production, air rushing through which structure causes the vocal cords to vibrate?
a. larynx b. pharynx c. glottis d. epiglottis e. bronchus
Microevolution involves
A. an increase in the number of individuals in a population, but not a change in allele frequency. B. changes in a population's gene pool. C. changes in the ratio of males to females in a population. D. an increase in the number of individuals and a change in the ratio of males to females. E. an increase in migration, but not a change in allele frequency.
Initiation factors are ____ that assist in the initiation of transcription
a. mRNAs b. proteins c. tRNAs d. amino acids e. snRNPs