Scientific discoveries have provided evidence that the ________ systems are involved in behavior.
A. respiratory and digestive
B. endocrine and nervous
C. excretory and circulatory
D. digestive and reproductive
Answer: B
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Which of the following is a correct difference between a gene (genomic) library and a gene clone? A gene (genomic) library _____
A) contains many different DNA sequences; a gene clone contains one type of DNA sequence B) contains one type of cloned DNA sequence; a gene clone contains many different DNA sequences C) is a much longer DNA sequence than a gene clone D) is a much shorter DNA sequence than a gene clone E) is sequence information stored in a computerized database; a gene clone is an actual sequence of DNA
Under standard conditions, ATP can release for every molecule converted to ADP
A. less than 1 cal of energy. B. 1 to 2 cal of energy. C. 7.3 Kcal of energy. D. different amounts of energy depending on the cell.
Which of the following occur during initiation?
A. A tRNA containing the methionine codon and a ribosomal unit converge on an mRNA. B. A tRNA containing a UAA sequence hybridizes to a complementary mRNA sequence. C. Peptide bonds form between an amino acid and mRNA. D. Peptide bonds from between a tRNA an mRNA E. A tRNA containing a lysine codon attaches to an mRNA.
An enzyme that starts the Calvin cycle reactions by catalyzing attachment of the carbon atom from CO2 to RuBP.
What will be an ideal response?