BIO 133 EXAM 2 WOODWARD QUESTIONS
complex traits (multifactorial) - Answer -do not follow a simple mendelian pattern of
inheritance
Monozygotic twins coefficient of relatedness - Answer -100%
Heritability - Answer -% of phenotypic variation due to genes
h=1 - Answer -genes only
h=0 - Answer -solely environmental
This substance contains the genetic information for the production of a protein from a
structural gene - Answer -mRNA
Process of producing an RNA copy of a gene - Answer -Transcription
Process of synthesizing a specific sequence of amino acids on a ribosome - Answer -
Translation
Substance in the nucleus of cell constitutes the cell's genome - Answer -DNA
A sequence of amino acids that correspond to the genetic information in a structural
gene - Answer -Polypeptide
DNA - Answer -Double stranded, contains thymine, contains deoxyribose
RNA - Answer -Single stranded, contains uracil, contains ribose
Both DNA and RNA - Answer -contain adenine, guanine, and cytosine
During transcription an enzyme called _____ synthesizes DNA - Answer -RNA
polymerase
RNA polymerase binds to the ____ of the gene being transcribed - Answer -promoter
During transcription, RNA is synthesized beginning at the __ end of the RNA molecule -
Answer -5'
In complex organisms, different cell types express different genes. This is possible
because of proteins called_______ that help to initiate transcription at specific sites. -
Answer -Transcription factors
, The three stages of transcription in the correct order - Answer -initiation, elongation,
termination
RNA is transcribed using the genes ____ strand - Answer -template
In eukaryotic cells, parts of a molecule of mRNA called _____ are removed after
transcription. - Answer -Introns
Cells replicate DNA during - Answer -S phase of the cell cycle
Which of the following descriptions of genetic information flow set illustrates the central
dogma of biology - Answer -DNA--> RNA--> protein
During transcription - Answer -RNA is synthesized from DNA
To express a gene, DNA is first transcribed into a corresponding strand of - Answer -
mRNA
the DNA template ATGCGTTA is transcribed into RNA strand with sequence: - Answer
-UACGCAAU
A genetic code word is called a - Answer -codon
If part of a DNA template sequence is GTTAGTCTGTGGGCT, then the DNA coding
strand is: - Answer -CAATCAGACACCCGA (coding strand has T's, G to C,T to A, A to
T)
The enzyme that synthesizes messenger RNA from a DNA template is: - Answer -RNA
polymerase
Transcription factors function in the expression of genes by - Answer -Turning
transcription of specific genes on or off
In transcription, the promotor is - Answer -A DNA sequence that RNA polymerase
binds
Parts of an mRNA molecule that are removed before protein synthesis are called -
Answer -introns
Which codons are synonymous - Answer -CAC and CAU
Which codon halts ribosomes (stop codon) - Answer -UAG
The genetic code is - Answer -triplet, non-overlapping, and universal
complex traits (multifactorial) - Answer -do not follow a simple mendelian pattern of
inheritance
Monozygotic twins coefficient of relatedness - Answer -100%
Heritability - Answer -% of phenotypic variation due to genes
h=1 - Answer -genes only
h=0 - Answer -solely environmental
This substance contains the genetic information for the production of a protein from a
structural gene - Answer -mRNA
Process of producing an RNA copy of a gene - Answer -Transcription
Process of synthesizing a specific sequence of amino acids on a ribosome - Answer -
Translation
Substance in the nucleus of cell constitutes the cell's genome - Answer -DNA
A sequence of amino acids that correspond to the genetic information in a structural
gene - Answer -Polypeptide
DNA - Answer -Double stranded, contains thymine, contains deoxyribose
RNA - Answer -Single stranded, contains uracil, contains ribose
Both DNA and RNA - Answer -contain adenine, guanine, and cytosine
During transcription an enzyme called _____ synthesizes DNA - Answer -RNA
polymerase
RNA polymerase binds to the ____ of the gene being transcribed - Answer -promoter
During transcription, RNA is synthesized beginning at the __ end of the RNA molecule -
Answer -5'
In complex organisms, different cell types express different genes. This is possible
because of proteins called_______ that help to initiate transcription at specific sites. -
Answer -Transcription factors
, The three stages of transcription in the correct order - Answer -initiation, elongation,
termination
RNA is transcribed using the genes ____ strand - Answer -template
In eukaryotic cells, parts of a molecule of mRNA called _____ are removed after
transcription. - Answer -Introns
Cells replicate DNA during - Answer -S phase of the cell cycle
Which of the following descriptions of genetic information flow set illustrates the central
dogma of biology - Answer -DNA--> RNA--> protein
During transcription - Answer -RNA is synthesized from DNA
To express a gene, DNA is first transcribed into a corresponding strand of - Answer -
mRNA
the DNA template ATGCGTTA is transcribed into RNA strand with sequence: - Answer
-UACGCAAU
A genetic code word is called a - Answer -codon
If part of a DNA template sequence is GTTAGTCTGTGGGCT, then the DNA coding
strand is: - Answer -CAATCAGACACCCGA (coding strand has T's, G to C,T to A, A to
T)
The enzyme that synthesizes messenger RNA from a DNA template is: - Answer -RNA
polymerase
Transcription factors function in the expression of genes by - Answer -Turning
transcription of specific genes on or off
In transcription, the promotor is - Answer -A DNA sequence that RNA polymerase
binds
Parts of an mRNA molecule that are removed before protein synthesis are called -
Answer -introns
Which codons are synonymous - Answer -CAC and CAU
Which codon halts ribosomes (stop codon) - Answer -UAG
The genetic code is - Answer -triplet, non-overlapping, and universal
