This diagram of the human life cycle shows that ________.
A. meiosis produces a diploid zygote
B. fertilization produces a haploid zygote
C. meiosis produces haploid sperm and egg cells
D. a diploid zygote undergoes meiosis to produce an adult human
C. meiosis produces haploid sperm and egg cells
You might also like to view...
Which of the following encases a nematode body and provides it with support?
a. cuticle b. hemocoel c. spiracle d. chitin
In diabetes insipidus,
a. too little ADH is secreted. b. ADH receptors do not respond to ADH. c. aquaporin proteins are modified or missing. d. any of these occur. e. none of these occur.
Which one of the following activities would least likely be found in a topoisomerase?
A. cutting a phosphodiester linkage B. inducing or relaxing twists in double- stranded DNA C. adding nucleotides to the end of a DNA strand D. reforming phosphodiester linkages E. Topoisomerases are equally likely to perform all of these functions.
Which hormone directly stimulates spermatogenesis?
a. luteinizing hormone b. follicle stimulating hormone c. oxytocin d. testosterone