Domain 3 Review: Question Preview (ID: 18220)

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Which of the following is true about DNA and RNA
a) DNA has two strands; RNA has one strand
b) DNA has one strand; RNA has two strands
c) Both have one strand
d) Both have two strands

Which of the following carries a code to a ribosome?
a) Amino Acid
b) Messenger RNA
c) ATP
d) DNA

Which of the following is used as a pattern for producing Messenger RNA?
a) Amino Acid
b) Enzymes
c) ATP
d) DNA

Which of the following processes must occur prior to mitosis so that each cell has the correct DNA?
a) Replication
b) Meiosis
c) Transcription
d) Translation

Which of the following processes occurs after the Messenger RNA reaches the ribosome?
a) Transcription
b) Translation
c) Replication
d) Hibernation

Which of the following is a benefit of sexual reproduction over asexual reproduction?
a) requires one parent
b) takes less time
c) produces more offspring
d) genetic variability

What is the purpose of tRNA?
a) they change DNA into RNA
b) they carry DNA to the ribosome
c) they carry amino acids to the ribosome for protein synthesis
d) they cause DNA to join to RNA

Under what conditions would asexual reproduction be better than sexual reproduction
a) When the environment is stable
b) When variety is required
c) When the environment is changing quickly
d) When mitosis cannot occur

Two pea plants with the genotype TT and Aa are crossed. What is the probability of an offspring having the genotype TtAa?
a) 100%
b) 50%
c) 25%
d) 0%

Stripes are dominant in flies over non-stripes. What is the probability of two heterozygous striped flies having a non-striped offspring?
a) 0%
b) 25%
c) 50%
d) 75%

What has to happen for an offspring to have the recessive phenotype?
a) They must be homozygous dominant
b) They must have at least one dominant allele
c) They must have at least one recessive allele
d) They must have two recessive alleles

How is modern DNA technology being used to enhance agriculture?
a) It allows them to reproduce asexually
b) It causes them to produce less fruit
c) It allows farmers to transplant crops
d) Some plants can now grow in harsh conditions

What has to occur to produce recombinant DNA?
a) Genes from one organism must be transplanted into the DNA of another organism
b) cytosine must bond with thymine
c) a virus must infect a host cell
d) nucleotides must change their order

Which of the following processes produces gametes?
a) transcription
b) replication
c) mitosis
d) meiosis

What type of cell must a mutation occur in for it to be passed on to the next generation?
a) body cells
b) sex cells
c) somatic cells
d) cancer cells

Which of the following sequences is the result of a deletion occuring in the following DNA sequence: ACTTGCGGAT

Which type of mutation casues the least change in the organism?
a) Substitution
b) Deletion
c) Insertion
d) Frameshift

The following DNA mutation occurs: ACTCTAAT becomes ACTGGCTAAT. What type of mutation is this?
a) insertion
b) deletion
c) substitution
d) chromosomal

A parent with a genotype of Ss is crossed with an individual with a genotype of ss. What is the probability that an offspring will have a dominant phenotype?
a) 25%
b) 50%
c) 75%
d) 100%

An RNA has 15%. of its nucleotides being uracil. What nucleotide from the DNA that coded for the RNA would aslo be 15%?
a) thymine
b) cytosine
c) guanine
d) adenine

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