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BIOD210 MODULE 3 EXAM - REQUIRES RESPONDUS LOCKDOWN BROWSER + WEBCAM

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BIOD210 MODULE 3 EXAM - REQUIRES RESPONDUS LOCKDOWN BROWSER + WEBCAM Explain why someone who has hypergastrinemia (excessive secretion of gastrin) might develop gastric/stomach ulcers. - ANSWER-Gastrin stimulates the secretions of pepsinogens and hydrochloric acid. Excess amounts would lead to erosion of the stomach lining. Explain in detail how the stomach contents enter the small intestine - ANSWER-The pyloric sphincter (valve), located at the base of the stomach, relaxes causing a small quantity of chyme to pass through the opening into the first part of the small intestine. This initiates a reflex that causes the muscles of the sphincter to contract and close the opening temporarily. Then the sphincter relaxes again and allows more

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BIOD210 MODULE 3
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BIOD210 MODULE 3

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February 5, 2025
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BIOD 210 GENETICS FINAL EXAM QUESTIONS AND ANSWERS
() (VERIFIED ANSWERS)

Meiosis - ANSWER-Human gametes(haploid) are produced by ______



23 - ANSWER-Normal human gametes carry ____ chromosomes

Metaphase II - ANSWER-Chromosomes align single file along the equator of haploid cell



Anaphase I - ANSWER-Homologous chromosomes, consisting of sister chromatids, migrate to
opposite poles



Telophase II - ANSWER-Along with cytokinesis, the end result is 4 haploid cells



Prophase II - ANSWER-a spindle forms in a HAPLOID cell




Haploid - ANSWER-Once meiosis I is complete, cells are _____



16 - ANSWER-A diploid organism whose somatic (nonsex) cells each contain 32 chromosomes
produces gametes containing ___ chromosomes



Two... Haploid - ANSWER-Meiosis I produces____ cells, each of which is____



Four... Haploid - ANSWER-Meiosis II produces ___ cells, each of which is ____
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