Meiosis and Mitosis Lab

 Meiosis and Mitosis Lab Essay

AP RESEARCH LABORATORY # 3: MITOSIS AND MEIOSIS

Site to go pertaining to quizzes and activities: Print out the quizzes for mitosis and meiosis http://www.phschool.com/science/biology_place/labbench/

GUIDE

Exercise 3A is a study of mitosis. You will replicate the levels of mitosis by using chromosome models. You will use ready slides of onion root tips to examine plant mitosis and to estimate the family member duration of the phases of mitosis inside the meristem of root muscle. Prepared slides of the whitefish blastula will be used to study mitosis in creature cells and also to compare dog mitosis and plant mitosis.

Exercise 3B is a study of meiosis. You will reproduce the periods of meiosis by using chromosome models. You can expect to study the crossing over and recombination that occurs during meiosis. You will observe the arrangements of ascospores in the asci via a get across between untamed type and mutants for tan spore coat color in the infection Sordaria fimicola. These agreements will be used to estimate the percentage of traversing over that occurs between the centromere and the gene that settings that tan spore color.

OBJECTIVES

Section A: Before doing this clinical you should appreciate:

* the important thing mechanical and genetic dissimilarities between meiosis and mitosis * the events of mitosis in dog and herb cells

2. the events of meiosis (gametogenesis) in dog and flower cells

Section B: After doing this clinical you should be capable to:

* recognize the stages of mitosis in a plant or perhaps animal cellular * compute the relative duration of the cell cycle stages * describe just how independent collection and traversing over can generate hereditary variation among the products of meiosis * use chromosome models to show the activity of chromosomes during Meiosis I actually and Meiosis II * relate chromosome activity to Mendelian segregation and independent assortment 2. calculate the map distance of a particular gene via a chromosome's center intended for between two...

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