A hypersensitivity reaction refers to immune responses to antigens beyond what would be normal
Indicate whether the statement is true or false
TRUE
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Avery, McLeod, and McCarty continued Griffith’s work with S. pneumoniae and concluded from their
experiments that DNA was the hereditary material. What would happen to mice after injection of heatkilled virulent bacteria mixed with live avirulent bacteria after treatment with proteinase if protein was the hereditary material instead of DNA?
a. the mice would live b. the mice would die c. the mice would get sick but recover d. the mice would grow tumors e. the mice would degrade the protein
New mothers may benefit from the aid of lactation consultants when learning to breastfeed. These consultants give advice on technique, and help the mother to feel relaxed and confident. What hormone is associated with calm, warm emotions and is also critical for the milk let-down reflex?
A. prolactin B. estradiol C. oxytocin D. mammotropin
Polyadenylation adds a tail of____ to the mRNA
Fill in the blank(s) with the appropriate word(s).
Which domain(s) have densely packed genomes with little noncoding space?
a. Archaea only b. Bacteria only c. Eukarya only d. Archaea and Eukarya e. Bacteria and Archaea