Genotypic sex determination does not in ________
A) mammals
B) round worms
C) reptiles
D) flies
E) birds
Answer: C
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The seed coat is formed by the hardening of the
A. ovule. B. integument. C. endosperm. D. embryo. E. prothallus.
Currently, the only possible cure for genetic
disorders is
a. genetically modified drugs. b. xenotransplantation. c. whole genome replacement. d. gene therapy. e. GMOs.
Which layer of the endometrium is the functional layer and what does it do?
A. the outermost layer, basal layer of reproducing cells B. the innermost layer, grows in thickness during the uterine cycle C. the outermost layer, grows in thickness during the uterine cycle D. the middle layer, sheds frequently to maintain a healthy lining for implantation E. the innermost layer, basal layer of reproducing cells
Multicellular gameotophytes are the product of spores from
A) anthers and stigmas. B) ovules and anthers. C) stigmas and sepals. D) ovules and petals.