BIO 351 Module 2 Test
Comprehensive Questions
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Solutions Graded A+ Portage
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Which of the following occurs for the first time in pachytene prophase I
of meiosis? - Answer: Synapsis and crossing over occurs
, Synapsis only occurs during meiosis, which of the following accurately
describe this event? - Answer: Formation of a bivalent on specialized
protein structure
The Tasmanian devil, Sarcophilus harrissi, has 14 chromosomes. If
nondisjunction of chromosome 5 occurs in meiosis I, which of the
following best describes the n of the resulting gametes? - Answer: Two
germ cells will be n=8 and two will be n=6
Above is karyotype of your patient. Which of the following BEST
describes what you would tell this patient's parents? - Answer: This is a
48 XXY, two extra chromosomes
You have made a transgene that expresses green fluorescent protein
(GFP) in spermatogonia only. If you are examining a transverse section
of the testes where would you expect to find GFP positive (GFP+) cells?
- Answer: Associated with the Sertoli cells in the seminiferous tubule.
The switch from mitosis to meiosis in spermatogenesis is regulated by
_____ levels of _______ and this is induced by _________. Fill in the
blanks. - Answer: low, glial cell derived neurotrophic factor (GDNF),
follicle stimulating hormone (FSH)
Comprehensive Questions
(Frequently Tested) and Complete
Solutions Graded A+ Portage
Learning
Professional Academic Assistance Services
Services Offered
• Proctored Exam Assistance
• Online Class Management (Full Course Support)
• Exam Preparation & Study Materials
• Assignments and Coursework Support
• Essay and Research Paper Writing
• Discussion Posts & Responses
• Editing and Proofreading
• Confidential Academic Consultation
Contact Information
Email:
WhatsApp link: https://wa.me/254704846336
Fast Response | Confidential | Reliable Academic Support
Helping Students Achieve Academic Excellence
Which of the following occurs for the first time in pachytene prophase I
of meiosis? - Answer: Synapsis and crossing over occurs
, Synapsis only occurs during meiosis, which of the following accurately
describe this event? - Answer: Formation of a bivalent on specialized
protein structure
The Tasmanian devil, Sarcophilus harrissi, has 14 chromosomes. If
nondisjunction of chromosome 5 occurs in meiosis I, which of the
following best describes the n of the resulting gametes? - Answer: Two
germ cells will be n=8 and two will be n=6
Above is karyotype of your patient. Which of the following BEST
describes what you would tell this patient's parents? - Answer: This is a
48 XXY, two extra chromosomes
You have made a transgene that expresses green fluorescent protein
(GFP) in spermatogonia only. If you are examining a transverse section
of the testes where would you expect to find GFP positive (GFP+) cells?
- Answer: Associated with the Sertoli cells in the seminiferous tubule.
The switch from mitosis to meiosis in spermatogenesis is regulated by
_____ levels of _______ and this is induced by _________. Fill in the
blanks. - Answer: low, glial cell derived neurotrophic factor (GDNF),
follicle stimulating hormone (FSH)
