Winter Biology Midterm

Kate Kerr
Quiz by Kate Kerr, updated more than 1 year ago More Less
Kate Kerr
Created by Kate Kerr almost 5 years ago
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Winter Biology
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Question 1

Question
A protein's function is determined by the protein's shape.
Answer
  • True
  • False

Question 2

Question
What determine's a protein's shape?
Answer
  • the order of its amino acids
  • whether is has an amino group
  • the size of the protein

Question 3

Question
The order of mRNA nucleotides translated by the ribosomes determines ____________________.
Answer
  • the order of amino acids
  • the protein's function
  • the protein's shape

Question 4

Question
The order of DNA nucleotides in the gene determines __________________
Answer
  • the order of mRNA nucleotides
  • the shape of the protein
  • the function of the protein

Question 5

Question
Genetic mutations are "misspellings"
Answer
  • True
  • False

Question 6

Question
An antibody protein is shaped so that it can "handcuff" a particular antigen
Answer
  • True
  • False

Question 7

Question
DNA is ____________________ (check all that apply)
Answer
  • the original code for printing proteins
  • the self-replicator
  • made from RNA

Question 8

Question
The first step in the replication of DNA is ____________________________
Answer
  • unzipping of the double helix
  • complementary base pairing
  • proofreading the new copies and replacing incorrect nucleotides

Question 9

Question
When new complementary nucleotides are added to each side, what is created?
Answer
  • one double helix that is identical to the original
  • two double-helices, each identical to the original
  • two double-helices, each different from the original

Question 10

Question
Opening every chromosome down the middle of the DNA molecule describes the unzipping of the DNA double-helix
Answer
  • True
  • False

Question 11

Question
What is the complementary nucleotide that matches with Adenine?
Answer
  • Thymine
  • Cytosine
  • Guanine
  • Adenine

Question 12

Question
What is the complementary nucleotide that matches with Guanine?
Answer
  • Adenine
  • Thymine
  • Cytosine
  • Guanine

Question 13

Question
Molecular symbols of the genetic code are _________________________
Answer
  • nucleotides
  • genes
  • nucleus
  • amino acids

Question 14

Question
All cells have a nucleus.
Answer
  • True
  • False

Question 15

Question
The nucleus is the eukaryotic cell's hard-drive.
Answer
  • True
  • False

Question 16

Question
The small molecular parts that make up proteins are ____________________.
Answer
  • genes
  • amino acids
  • nucleotides

Question 17

Question
The mRNA transcribed from DNA is like a flash-drive.
Answer
  • True
  • False

Question 18

Question
Ribosomes translate mRNA code and synthesize (make) protein.
Answer
  • True
  • False

Question 19

Question
A codon is made up of three nucleotide bases.
Answer
  • True
  • False

Question 20

Question
RNA is __________ (check all that are true)
Answer
  • A copy of DNA
  • Double-stranded
  • Single-stranded
  • Made of the nucleotides A, C, G, U

Question 21

Question
Nucleotides are: (select one or more answers)
Answer
  • ACGT
  • ACGU
  • Used to figure out what the “recipe” says
  • Come in 3 letter segments called codons

Question 22

Question
Ribosomes are where:
Answer
  • DNA lives
  • RNA is decoded
  • Amino Acid chains start forming
  • DNA unzips

Question 23

Question
Amino Acid chains come together to form:
Answer
  • DNA
  • RNA
  • Proteins
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