Transgenic animals are bred ________
a. for convenience in production
b. all of the choices
c. to increase food yield
d. for medical research
b
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The female sex cells develop in paired organs in the abdomen called ________.
A) ovaries B) oocytes C) vagina D) clitoris
In the illustration, what is the name for the numerous, short extensions emanating from the cell body?
a. axon hillocks
b. soma
c. dendrites
d. myelin
Although the phylogenetic lineages for hominids are not definitive, four of the five statements are possible. Select the exception
a. Homo preceded Australopithecus. b. Homo sapiens is the most recent. c. Australopithecus is probably more ancient than Homo. d. Homo erectus preceded Homo sapiens. e. Homo habilis preceded Homo erectus.
Alveoli
A) are blind sacs that extend from tracheae. B) are found in gills. C) are thick-walled. D) are not permeable to dissolved oxygen. E) have a moist surface.