BIO 1201 EXAM 3 LSU 2026 EXAM
QUESTIONS AND ANSWERS | 100%
PASS
True or False: The purpose of mitosis is to insure that daughter cells have
identical genetic information at the mother cell. - 🧠 ANSWER ✔✔true
How many centromeres are there per chromosome? - 🧠 ANSWER ✔✔1
How many centrosomes per chromosome consist of 2 sister chromatids? -
🧠 ANSWER ✔✔1
When is DNA replicated? - 🧠 ANSWER ✔✔S phase
,When are sister chromatids separated? - 🧠 ANSWER ✔✔Anaphase I
If the DNA content in G2 is X, what is the DNA content of each daughter
cell at Telophase? - 🧠 ANSWER ✔✔0.5X
If the DNA content in G1 is X, what is the DNA content of each of the
daughter cells at Telophase? - 🧠 ANSWER ✔✔X
DNA replication checkpoint occurs where? - 🧠 ANSWER ✔✔G2
We inherit our mitochondria from our... - 🧠 ANSWER ✔✔our mother
In mitosis when do homologous chromosome pairs separate? - 🧠 ANSWER
✔✔in mitosis, homologous chromosomes do not separate
In meiosis when do homologous chromosome pairs separate? - 🧠
ANSWER ✔✔Anaphase I
At G2, the amount of DNA is X. At Telophase II the amount of DNA in each
of the daughter cells is... - 🧠 ANSWER ✔✔0.25X
At G1, the amount of DNA is X. At Telophase II the amount of DNA in each
of the daughter cells is... - 🧠 ANSWER ✔✔0.5X
, At G2 there are 40 chromatids, what is the diploid chromosome number? -
🧠 ANSWER ✔✔20
At G2 there are 40 chromatids, at Telophase II each daughter cells has
how many chromosomes? - 🧠 ANSWER ✔✔10
At G2, there are 40 centrosomes, at Telophase II each daughter cell has
how many chromosomes? - 🧠 ANSWER ✔✔20
Why don't we talk about Gossian genetics? - 🧠 ANSWER ✔✔he was not
quantitative with his work
What is the alternative form of a gene? - 🧠 ANSWER ✔✔allele
How many different alleles can a diploid individual have at a single gene
locus if there are 4 alleles in the population? - 🧠 ANSWER ✔✔2 alleles
True or False: Recessive alleles are not expressed because they code for
an inactive or defective enzyme. - 🧠 ANSWER ✔✔true
What is an example of a genotype? - 🧠 ANSWER ✔✔PP, Pp, or pp
In genetics, what determines what? - 🧠 ANSWER ✔✔genotype determines
phenotype
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
QUESTIONS AND ANSWERS | 100%
PASS
True or False: The purpose of mitosis is to insure that daughter cells have
identical genetic information at the mother cell. - 🧠 ANSWER ✔✔true
How many centromeres are there per chromosome? - 🧠 ANSWER ✔✔1
How many centrosomes per chromosome consist of 2 sister chromatids? -
🧠 ANSWER ✔✔1
When is DNA replicated? - 🧠 ANSWER ✔✔S phase
,When are sister chromatids separated? - 🧠 ANSWER ✔✔Anaphase I
If the DNA content in G2 is X, what is the DNA content of each daughter
cell at Telophase? - 🧠 ANSWER ✔✔0.5X
If the DNA content in G1 is X, what is the DNA content of each of the
daughter cells at Telophase? - 🧠 ANSWER ✔✔X
DNA replication checkpoint occurs where? - 🧠 ANSWER ✔✔G2
We inherit our mitochondria from our... - 🧠 ANSWER ✔✔our mother
In mitosis when do homologous chromosome pairs separate? - 🧠 ANSWER
✔✔in mitosis, homologous chromosomes do not separate
In meiosis when do homologous chromosome pairs separate? - 🧠
ANSWER ✔✔Anaphase I
At G2, the amount of DNA is X. At Telophase II the amount of DNA in each
of the daughter cells is... - 🧠 ANSWER ✔✔0.25X
At G1, the amount of DNA is X. At Telophase II the amount of DNA in each
of the daughter cells is... - 🧠 ANSWER ✔✔0.5X
, At G2 there are 40 chromatids, what is the diploid chromosome number? -
🧠 ANSWER ✔✔20
At G2 there are 40 chromatids, at Telophase II each daughter cells has
how many chromosomes? - 🧠 ANSWER ✔✔10
At G2, there are 40 centrosomes, at Telophase II each daughter cell has
how many chromosomes? - 🧠 ANSWER ✔✔20
Why don't we talk about Gossian genetics? - 🧠 ANSWER ✔✔he was not
quantitative with his work
What is the alternative form of a gene? - 🧠 ANSWER ✔✔allele
How many different alleles can a diploid individual have at a single gene
locus if there are 4 alleles in the population? - 🧠 ANSWER ✔✔2 alleles
True or False: Recessive alleles are not expressed because they code for
an inactive or defective enzyme. - 🧠 ANSWER ✔✔true
What is an example of a genotype? - 🧠 ANSWER ✔✔PP, Pp, or pp
In genetics, what determines what? - 🧠 ANSWER ✔✔genotype determines
phenotype
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
