The eggs of many reptiles contain ________, which serves as a food source for the embryo
Fill in the blank(s) with correct word
yolk
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Intestinal botulism, especially in infants, has been linked to ingestion of
A. seafood. B. milk. C. applesauce. D. honey.
During DNA replication, all of the following proteins are important for separating the DNA strands and allowing movement of the replication fork EXCEPT
A. DNA polymerase. B. helicase. C. topoisomerase. D. single-stranded binding proteins. E. both helicase and topoisomerase.
In chordates, which mesoderm structure forms during gastrulation and provides structural rigidity along the dorsal anterioposterior axis of the embryo?
A. neural tube B. archenteron C. notochord D. intestinal tract E. epidermis
CAM photosynthesis
a. is the same as C4 photosynthesis. b. is an adaptation to cold environments in the Southern Hemisphere. c. is prevalent in desert plants that close their stomata during the day. d. occurs in plants that live in marshy areas. e. stands for "chloroplasts and mitochondria."