AnswersGA-GSE Biology AProteins and Nucleic Acids

Proteins and Nucleic Acids Answers

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3

Who first identified nucleic acids, and where were they discovered?

A
Friedrich Meischer discovered nucleic acids in blood cells.
B
Phoebus Levine discovered nucleic acids in plant cells.
C
James Watson and Francis Crick discovered nucleic acids in DNA.
D
Gerardus Johannes Mulder discovered nucleic acids in bacterial cells.
4

Which statement is true about BRCA1 and BRCA2 genes?

A
These genes were discovered in 1953.
B
Cancerous tumors often form on these genes.
C
People can be tested for mutations on these genes.
D
Mutations of these genes lead to diabetes.
5

Which is a difference between proteins and carbohydrates and fats?

A
Proteins are macromolecules; carbohydrates and fats are not.
B
Proteins are composed of monomers; carbohydrates and fats are not.
C
Carbohydrates and fats contain carbon, hydrogen, and oxygen; proteins do not.
D
Excess carbohydrates and fats are stored; excess proteins are not.
6

What effect has breast cancer research had on society?

A
People who have gene mutations have more treatment options.
B
People now face an increased risk of breast cancer.
C
The complete history of breast cancer is now known.
D
Breast cancer research has no impact outside of a lab.
7

Who discovered the monomers of nucleic acids?

A
Phoebus Levene
B
James Watson, Francis Crick, and Rosalind Franklin
C
Friedrich Miescher
D
Gerardus Johannes Mulder and Jöns Jacob Berxelius
9

Which component makes each amino acid unique?

A
amino group
B
carboxyl group
C
R group
D
phosphate group

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