BIO 1201 GREGG EXAM 3 2026 HUMAN BODY
SYSTEMS WORKBOOK SOLVED QUESTIONS
COMPILATION
◉ An individual with a genotype of AaBbCC is able to produce how
many different kinds of gametes?
Answer: 4
◉ A female fruit fly whose male parent has white eyes ___.
Answer: must have a gene for white eyes
◉ A colorblind woman marries a man with normal color vision.
Which of the following is true of their children?
Answer: All daughters will be heterozygous and all sons will be
colorblind
◉ Calico cats are female because ___.
Answer: a male inherits only one of the two X-linked genes
controlling hair color.
◉ What is the reason that linked genes are inherited together?
Answer: They are located close together on the same chromosome
,◉ If a pair of homologous chromosomes fails to separate during
anaphase of meiosis I, what will be the chromosome number of the
four resulting gametes with respect to the normal haploid number
(n)?
Answer: n+1; n+1; n-1; n-1
◉ The significance of the experiments in which 32P and 35S were
used is that ___.
Answer: it demonstrated that radioactively labeled bacteriophages
transfer their DNA but not their protein coats to their host bacteria
◉ For the DNA sequence 5'-GCCTAT-3' in one polynucleotide chain,
the sequence found in the other polynucleotide chain is ___.
Answer: 3'-CGGATA-5'
◉ Replication of DNA ___.
Answer: produces two molecules, each of which is half-new and half-
old DNA joined together lengthwise to each other
◉ The synthesis of an RNA molecule from a DNA template strand is
___.
Answer: transcription
, ◉ Transcription starts at a region of DNA called a(n) ___.
Answer: promoter
◉ If the DNA on the template strand was 3'-ATGCGT-5', the mRNA
would be ___.
Answer: 5'-UACGCA-3'
◉ The portion of a gene that is not translated and is non-coding is
composed of ___.
Answer: introns
◉ The site of protein synthesis is the ___.
Answer: ribosome
◉ If the DNA on the template strand was 3'-ATGCGT-5', the tRNA
anticodons would be ___.
Answer: AUG-CGU
◉ All of the following are directly involved in translation except ___.
Answer: DNA
◉ Which mutation would be most likely to have a catastrophic effect
on the functioning of a protein?
SYSTEMS WORKBOOK SOLVED QUESTIONS
COMPILATION
◉ An individual with a genotype of AaBbCC is able to produce how
many different kinds of gametes?
Answer: 4
◉ A female fruit fly whose male parent has white eyes ___.
Answer: must have a gene for white eyes
◉ A colorblind woman marries a man with normal color vision.
Which of the following is true of their children?
Answer: All daughters will be heterozygous and all sons will be
colorblind
◉ Calico cats are female because ___.
Answer: a male inherits only one of the two X-linked genes
controlling hair color.
◉ What is the reason that linked genes are inherited together?
Answer: They are located close together on the same chromosome
,◉ If a pair of homologous chromosomes fails to separate during
anaphase of meiosis I, what will be the chromosome number of the
four resulting gametes with respect to the normal haploid number
(n)?
Answer: n+1; n+1; n-1; n-1
◉ The significance of the experiments in which 32P and 35S were
used is that ___.
Answer: it demonstrated that radioactively labeled bacteriophages
transfer their DNA but not their protein coats to their host bacteria
◉ For the DNA sequence 5'-GCCTAT-3' in one polynucleotide chain,
the sequence found in the other polynucleotide chain is ___.
Answer: 3'-CGGATA-5'
◉ Replication of DNA ___.
Answer: produces two molecules, each of which is half-new and half-
old DNA joined together lengthwise to each other
◉ The synthesis of an RNA molecule from a DNA template strand is
___.
Answer: transcription
, ◉ Transcription starts at a region of DNA called a(n) ___.
Answer: promoter
◉ If the DNA on the template strand was 3'-ATGCGT-5', the mRNA
would be ___.
Answer: 5'-UACGCA-3'
◉ The portion of a gene that is not translated and is non-coding is
composed of ___.
Answer: introns
◉ The site of protein synthesis is the ___.
Answer: ribosome
◉ If the DNA on the template strand was 3'-ATGCGT-5', the tRNA
anticodons would be ___.
Answer: AUG-CGU
◉ All of the following are directly involved in translation except ___.
Answer: DNA
◉ Which mutation would be most likely to have a catastrophic effect
on the functioning of a protein?
