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Question 1 of 10
1. Question
The endoplasmic reticulum is a network of internal membranes. What is the use of smooth endoplasmic reticulum?
Correct
Smooth ER is used for lipid synthesis and detoxification.
Incorrect
Smooth ER is used for lipid synthesis and detoxification.
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Question 2 of 10
2. Question
Most cells in a multicellular organism are in physical contact with other cells at all times. Which among the following statements is true about Cytoskeleton?
Correct
Intermediate filaments made of twisted fibers. Microtubules made of actin filaments are made of tubulin. Microfilaments made of tubulin is made with actin and smooth endoplasmic reticulum is in the endoplasmic reticulum
Incorrect
Intermediate filaments made of twisted fibers. Microtubules made of actin filaments are made of tubulin. Microfilaments made of tubulin is made with actin and smooth endoplasmic reticulum is in the endoplasmic reticulum
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Question 3 of 10
3. Question
Cells divide as a way to reproduce. What happens when chiasmata take place?
Correct
Chiasmata can only happen when chromatids of homologous chromosomes are broken at a point of contact
Incorrect
Chiasmata can only happen when chromatids of homologous chromosomes are broken at a point of contact
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Question 4 of 10
4. Question
The time it takes to complete a cell cycle varies greatly because mature cells require time to grow. Which among the following is true about anaphase I?
Correct
Disjunction happens. it is when homologous pairs are pulled and move at the opposite poles
Incorrect
Disjunction happens. it is when homologous pairs are pulled and move at the opposite poles
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Question 5 of 10
5. Question
The process of meiosis is one of the most dramatic and beautiful biological processes that can be readily observed. What occurs during anaphase of meiosis II?
Correct
Sister chromatids are pulled to opposite poles. The homologous chromosomes align
during metaphase 1. Homologous chromosomes are pulled to opposite poles that happen during anaphase I. The haploid chromosomes line up during telophaseIncorrect
Sister chromatids are pulled to opposite poles. The homologous chromosomes align
during metaphase 1. Homologous chromosomes are pulled to opposite poles that happen during anaphase I. The haploid chromosomes line up during telophase -
Question 6 of 10
6. Question
Ana is studying the genome of one of the two daughter cells as a result of mitosis. What stage of cellular development should she consider if she wishes to add radiolabeled deoxyadenosine into the genome of the two daughter cells to achieve this result?
Correct
Insert the nucleotide before DNA replication to ensure that the labeled deoxyadenosine will be incorporated into the DNA of one of the daughter cells. The latest point at which we could add deoxyadenosine would be in the S stage because the replication occurs in this stage.
Incorrect
Insert the nucleotide before DNA replication to ensure that the labeled deoxyadenosine will be incorporated into the DNA of one of the daughter cells. The latest point at which we could add deoxyadenosine would be in the S stage because the replication occurs in this stage.
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Question 7 of 10
7. Question
The male reproductive system is unique in its nature as most of its organs are found outside the human body. Where does the spermatogenesis take place?
Correct
The formation of haploid sperms also known as spermatogenesis occurs in the seminiferous tubulous.
Incorrect
The formation of haploid sperms also known as spermatogenesis occurs in the seminiferous tubulous.
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Question 8 of 10
8. Question
Granulosa cell tumors are ovarian tumors that produce an excessive amount of estrogens. It is a must to consider secondary cancer if granulosa cell tumors are found inside a woman’s body. Which reproductive tract should be examined?
Correct
Excessive estrogen may cause the endometrial lining to grow during the follicular phase of the menstrual cycle.
Incorrect
Excessive estrogen may cause the endometrial lining to grow during the follicular phase of the menstrual cycle.
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Question 9 of 10
9. Question
Ovarian follicle releases oocyte during ovulation. which among the following organs is first to be affected?
Correct
During ovulation, when the ovarian follicle is ruptured it releases an oocyte directly into the abdominal cavity then, drawn to the fallopian tube until it travels to the uterus.
Incorrect
During ovulation, when the ovarian follicle is ruptured it releases an oocyte directly into the abdominal cavity then, drawn to the fallopian tube until it travels to the uterus.
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Question 10 of 10
10. Question
The female reproductive system is composed of internal and external organs which serve a different purpose. When progesterone is at its peak, which phase of the menstrual cycle it occurs?
Correct
Luteal phase supports the endometrium needed for potential implantation of a blastula. In this sense, progesterone peaks during this phase.
Incorrect
Luteal phase supports the endometrium needed for potential implantation of a blastula. In this sense, progesterone peaks during this phase.