In your fly laboratory, you find a larva that is missing segments Lb, T1, T2, and T3. This larva probably has a mutation in a ___________ gene.
A. pair-rule
B. gap
C. maternal effect
D. segment-polarity
E. gap or segment-polarity
B. gap
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The lancelet is a(n) ________
A) annelid B) flatworm C) chordate D) tunicate
So if I really want to know the details about my chances of arteriosclerosis I should be paying closest attention to my
A. total amount of serum cholesterol. B. RNA. C. relative amounts of HDLs and LDLs. D. total amount of VLDLs.
Chemical analysis of an unidentified compound isolated from cells showed the presence of carbon, hydrogen, oxygen, nitrogen, and sulfur. This unknown compound is most likely a
A. nucleic acid. B. lipid. C. carbohydrate. D. protein.
The differences between DNA and RNA include all of the following except
A. DNA have thymine as a base; RNA has uracil as a base B. DNA is single stranded; RNA is double stranded C. DNA is usually double- stranded; RNA is usually single -stranded. D. DNA encodes for proteins; RNA facilitates in protein synthesis E. DNA and RNA are both made up of nucleotides