Question 1

SNPs are locations in human DNA in which a single nucleotide base differs among individuals.

Accepted Answer

A) True 
 B)False

Question 2

In pea plants,the smooth seed trait is dominant to the wrinkled seed trait and the green pod trait is dominate to the yellow pod trait.If a pea plant that is homozygous dominant for both traits is crossed with a pea plant that is homozygous recessive for both traits what will be the expected phenotypes of the offspring of this cross?

Accepted Answer

A) all smooth seed with yellow pods 
B) ½ smooth seed with yellow pods;½ wrinkled seed with green pods 
C) ¾ smooth seed with yellow pods;¼ wrinkled seed with green pods 
D) all wrinkled seed with green pods 
A) all smooth seed with yellow pods 
B) ½ smooth seed with yellow pods;½ wrinkled seed with green pods 
C) ¾ smooth seed with yellow pods;¼ wrinkled seed with green pods 
D) all wrinkled seed with green pods

Question 3

Which of the following molecules is found in all parts of protein synthesis?

Accepted Answer

A) rRNA 
B) tRNA 
C) mRNA 
D) RNA polymerase 
E) all of these molecules are found in all aspects of protein synthesis 
A) rRNA 
B) tRNA 
C) mRNA 
D) RNA polymerase 
E) all of these molecules are found in all aspects of protein synthesis

Question 4

A cross between a brown chicken and a white chicken results in chicks that are speckled brown and white.This is an example of

Accepted Answer

A) complete dominance. 
B) incomplete dominance. 
C) codominance. 
D) polygenic inheritance. 
E) linkagE. 
A) complete dominance. 
B) incomplete dominance. 
C) codominance. 
D) polygenic inheritance. 
E) linkagE.

Question 5

The codon,AUG,is a start codon that also codes for the amino acid,

Accepted Answer

A) valine 
B) phenylalanine 
C) cysteine 
D) methionine 
E) leucine 
A) valine 
B) phenylalanine 
C) cysteine 
D) methionine 
E) leucine

Question 6

Transcription leads to the production of _______ whereas translation leads to _______.

Accepted Answer

A) tRNA - polypeptides 
B) polypeptides - mRNA 
C) mRNA - polypeptides 
D) mRNA - tRNA 
E) rRNA - polypeptides 
A) tRNA - polypeptides 
B) polypeptides - mRNA 
C) mRNA - polypeptides 
D) mRNA - tRNA 
E) rRNA - polypeptides

Question 7

A pea plant received a dominant allele for flower color from one of its parents and a dominant allele for flower color from its other parent.The genotype of this pea plant is

Accepted Answer

A) homozygous recessive 
B) heterozygous 
C) homozygous dominant 
D) undetermined 
A) homozygous recessive 
B) heterozygous 
C) homozygous dominant 
D) undetermined

Question 8

If a segment of DNA read CATGAGACT,the complementary transcribed sequence would read

Accepted Answer

A) CATGAGACT 
B) GTACTCTGA 
C) CAUGAGACU 
D) GUACUCUGA 
A) CATGAGACT 
B) GTACTCTGA 
C) CAUGAGACU 
D) GUACUCUGA

Question 9

Eukaryotic mRNA is translated

Accepted Answer

A) in the nucleus. 
B) in the Golgi. 
C) at the ribosome. 
D) in the cytoplasm. 
A) in the nucleus. 
B) in the Golgi. 
C) at the ribosome. 
D) in the cytoplasm.

Question 10

______ and ______ described the structure of the DNA molecule.

Accepted Answer

The answer of ______ and ______ described the structure of...

Question 11

Somatic mutations are always passed along to offspring.

Accepted Answer

A) True 
 B)False

Question 12

In pea plants,purple flower color is dominant to white flower color.If in the P generation,a pure-breeding white flowering pea plant is crossed with a pure-breeding purple flowering pea plant,what will be the expected phenotypes of the F2 generation?

Accepted Answer

A) all purple flowering pea plants 
B) 1/2 purple flowering pea plants;1/2 white 
C) all white flowering pea plants 
D) ¾ purple flowering pea plants;¼ white 
E) ¼ purple flowering pea plants;¾ purple 
A) all purple flowering pea plants 
B) 1/2 purple flowering pea plants;1/2 white 
C) all white flowering pea plants 
D) ¾ purple flowering pea plants;¼ white 
E) ¼ purple flowering pea plants;¾ purple

Question 13

______ enzymes cut the DNA molecule at specific base sequences.

Accepted Answer

The answer of ______ enzymes cut the DNA molecule at...

Question 14

The introduction of genes from one organism into another is called ______ technology.

Accepted Answer

A) restriction DNA 
B) somatic cell cloning 
C) germ cell 
D) recombinant DNA 
E) plasmid restructuring 
A) restriction DNA 
B) somatic cell cloning 
C) germ cell 
D) recombinant DNA 
E) plasmid restructuring

Question 15

A pea plant received a dominant allele for flower color from one of its parents and a recessive allele for flower color from its other parent.The genotype of this pea plant is

Accepted Answer

A) homozygous recessive 
B) heterozygous 
C) homozygous dominant 
D) undetermined 
A) homozygous recessive 
B) heterozygous 
C) homozygous dominant 
D) undetermined

Question 16

The actual coding part of a gene is the

Accepted Answer

A) exon. 
B) intron. 
C) codon. 
D) polymerase. 
A) exon. 
B) intron. 
C) codon. 
D) polymerase.

Question 17

Translation results in the formation of mRNA as a complimentary copy of DNA.

Accepted Answer

A) True 
 B)False

Question 18

In Mendel's work with peas,an F1 hybrid (smooth yellow)was crossed to the recessive (wrinkled green)parent type.In terms of color,what were the frequencies of the phenotypes in the offspring of this cross?

Accepted Answer

A) all green 
B) all yellow 
C) 1/2 green and 1/2 yellow 
D) 3/4 yellow and 1/4 green 
E) none of the above 
A) all green 
B) all yellow 
C) 1/2 green and 1/2 yellow 
D) 3/4 yellow and 1/4 green 
E) none of the above

Question 19

Which of the following is involved with gene silencing?

Accepted Answer

A) mRNA 
B) miRNA 
C) tRNA 
D) rRNA 
A) mRNA 
B) miRNA 
C) tRNA 
D) rRNA

Question 20

According to Mendel's Principle of _______ a pair of alleles separate from each other during the formation of gametes.

Accepted Answer

The answer of According to Mendel's Principle of _______ a...

Exam 7: Genetics

SNPs are locations in human DNA in which a single nucleotide base differs among individuals.

Which of the following molecules is found in all parts of protein synthesis?

A cross between a brown chicken and a white chicken results in chicks that are speckled brown and white.This is an example of

The codon,AUG,is a start codon that also codes for the amino acid,

Transcription leads to the production of _______ whereas translation leads to _______.

A pea plant received a dominant allele for flower color from one of its parents and a dominant allele for flower color from its other parent.The genotype of this pea plant is

If a segment of DNA read CATGAGACT,the complementary transcribed sequence would read

Eukaryotic mRNA is translated

______ and ______ described the structure of the DNA molecule.

Somatic mutations are always passed along to offspring.

In pea plants,purple flower color is dominant to white flower color.If in the P generation,a pure-breeding white flowering pea plant is crossed with a pure-breeding purple flowering pea plant,what will be the expected phenotypes of the F2 generation?

______ enzymes cut the DNA molecule at specific base sequences.

The introduction of genes from one organism into another is called ______ technology.

A pea plant received a dominant allele for flower color from one of its parents and a recessive allele for flower color from its other parent.The genotype of this pea plant is

The actual coding part of a gene is the

Translation results in the formation of mRNA as a complimentary copy of DNA.

In Mendel's work with peas,an F1 hybrid (smooth yellow)was crossed to the recessive (wrinkled green)parent type.In terms of color,what were the frequencies of the phenotypes in the offspring of this cross?

Which of the following is involved with gene silencing?

According to Mendel's Principle of _______ a pair of alleles separate from each other during the formation of gametes.

Plants in Our Lives

The Plant Cell

The Plant Body

Plant Physiology

Plant Life Cycle: Flowers

Plant Life Cycle: Fruits and Seeds

Plant Systematics and Evolution

Diversity of Plant Life

Human Nutrition

Origins of Agriculture

The Grasses

Legumes

Starchy Staples

Feeding a Hungry World

Stimulating Beverages

Herbs and Spices

Materials: Cloth, Wood, and Paper

Medicinal Plants

Psychoactive Plants

Poisonous and Allergy Plants

The Algae

Fungi in the Natural Environment

Beverages and Foods From Fungi

Fungi That Affect Human Health

Plant Ecology

Filters

Transcription leads to the production of _ whereas translation leads to _.

and described the structure of the DNA molecule.

In pea plants,purple flower color is dominant to white flower color.If in the P generation,a pure-breeding white flowering pea plant is crossed with a pure-breeding purple flowering pea plant,what will be the expected phenotypes of the F₂ generation?

In Mendel's work with peas,an F₁ hybrid (smooth yellow)was crossed to the recessive (wrinkled green)parent type.In terms of color,what were the frequencies of the phenotypes in the offspring of this cross?