Research indicates that ____ defects occur ____ often with multiple births than single births
a. central nervous system; less
b. heart; more
c. musculoskeletal; more
d. gastrointestinal; less
e. chromosomal; less
ANSWER: b
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Which one of the following sequences is most likely to form a hairpin with a 5 nucleotide loop?
A. TTTTAGACTGAAATAGTCTTTTT B. TACGAAATACGGGATTTA C. AAAAAAAATTTTTTT D. CCCGGGAAAAAAAAACCCGGG E. ACATACAGACCCAATTGACATAG
In the early years of the twentieth century, ____ proposed that some genetic disorders and abnormalities of metabolism are related
a. Sir Archibald Garrod b. Francis Crick c. Linus Pauling d. Linda Bartoshuk e. Gregor Mendel
Why are pea plants (Pisum sativum) a good species for genetics studies?
A. They have many distinctly identifiable forms of genetic traits.
B. They can be self-fertilized for true-breeding genetic traits.
C. They produce large numbers of offspring (the peas).
D. All of the answer choices are correct.
E. Growth of pea plants is simple and easy.
The insect vectors have six legs and include spiders, ticks, mosquitoes, and lice
Indicate whether the statement is true or false