Which process is absolutely necessary for sexual
reproduction to occur in a life cycle but is not
necessarily required for organisms that only reproduce
asexually?
a. prokaryotic fission
b. mitosis
c. meiosis
d. cytokinesis
e. growth factor activation
Answer: c
You might also like to view...
Paland and Lynch showed that sexual populations possessed fewer deleterious mutations than asexual populations. These results supported the hypothesis that
A. sexual reproduction prevents fertilization with gametes carrying damaged alleles. B. sexual reproduction produces fewer random mutations than asexual reproduction. C. asexual reproduction favors the retention of deleterious genes because it increases genetic diversity. D. the reassorting of alleles in each generation of a sexually reproducing population allows for the elimination of some detrimental alleles. E. sexual strains are healthier due to genetic diversity and thus acquire fewer mutations.
Male secondary sex characteristics include all of the following EXCEPT
A. facial hair. B. peacock feathers. C. testes. D. deepening voice. E. increased muscle size.
Some drugs are plant products that can bind neural receptors in a human body because the body makes a similar chemical. Endorphins are the human equivalent of
A) opiates. B) cocaine. C) THC (tetrahydrocannabinol). D) ethanol.
Buffers are substances that help resist shifts in pH by
a) releasing to a solution when bases are added. b) both donating to a solution when bases are added, and accepting H+ when acids are added. c) releasing to a solution when acids are added. d) donating to a solution when bases are added. e) accepting from a solution when acids are added.