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11 questions
An organism that inherits two of the same alleles for
a single trait is
homozygous.
haploid.
heterozygous.
hemizygous.
polyploid.
Replicate the following DNA template strand: 3’-CAGGTTCAAG-5’
5’-CAGGTTCAAG-3’
5’-GUCCAAGUUC-3’
3’-GTCCAAGTTC-5’
5’-CAGGUUCAAG-3’
5’-GTCCAAGTTC-3’
All of the following cell division processes generate
haploid cells in humans, except
mitosis.
meiosis.
oogenesis.
gametogenesis.
Which of these statements describes the process of
translation?
The flow of genetic information from DNA to
RNA.
The copying of DNA to transmit the genetic
information to daughter cells during cell
division.
The generation of an amino acid sequence from
a specific order of codons on messenger RNA.
The expression of a gene on DNA into tRNA or
rRNA.
Vertical gene transfer during mitosis.
A Mendelian dihybrid cross in which both parents
are heterozygous for both traits would yield a
phenotypic ratio of_________________ .
1:2:1
3:1
1:1
9:3:3:1
none of the above
Inserting or deleting a base from a DNA coding
region would result in which type of mutation?
nonsense
missense
frameshift
silent
substitution
All of the following answer choices are examples of
symbiosis. Which is the best example of
mutualism?
Nitrogen-fixing bacteria residing within root
nodules of leguminous plants.
A domesticated dog having fleas.
Tapeworms inside a mammal’s intestines,
consuming nutrients and leading to malnutrition
and weight loss.
Fungi growing on the side of a dead tree by
secreting enzymes and absorbing the digested
products.
A viral infection in a human cell.
What is the correct volume reading for the liquid in
this burette?
20.84 mL
20.96 mL
20.90 mL
21.05 mL
21.16 mL
A piece of silvery metal measuring 2.0 cm × 2.0 cm
× 5.0 cm has a mass of 178.60 g. Which of these
metals is it most likely to be?
Aluminum
Iron
Cobalt
Nickel
Copper
How many atoms are in one mole of C6H14? 1 mole of molecules = 6.02 x 1023 molecules Hint: note that this question is asking for number of atoms.
6.022 × 1023
1.204 × 1024
6.022 × 1024
1.204 × 1025
6.022 × 1025
Calculate the molar mass of Ba(OH)2.
154.33 g/mol
170.33 g/mol
171.34 g/mol
155.34 g/mol
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