The enzyme that allows the reforming of a circular plasmid following conjugation is called _________
A. relaxosome
B. relaxase
C. F' factor
D. nucleoprotein
E. pili protein
B
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__________ are aquatic heterotrophs and autotrophs
with a cellulose covering. Fill in the blank(s) with the appropriate word(s).
Which of the following organelles is not a common destination for small vesicles that bud off the Golgi apparatus?
a. plasma membrane b. lysosomes e. all of the above c. vacuole d. endoplasmic reticulum
Both sickle cell and hemophilia
a. are sex-linked traits b. are seen in homozygous dominant individuals c. provide resistance to malaria infections d. are caused by genes coding for defective proteins
Genetics studies of human populations have revealed that
A) it is nearly impossible to determine the relatedness of human populations. B) Homo sapiens probably did not evolve from primates. C) humans have very little genetic variation compared to other mammals. D) all humans are virtually identical. E) human populations vary tremendously at the level of DNA sequences.