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Chapter 10: Q. 13 (page 276)

The chromosomes become visible under a light microscope during which stage of mitosis?

a. prophase

b. prometaphase

c. metaphase

d. anaphase

Short Answer

Expert verified

The correct answer is A.

Step by step solution

01

Step. 1 Introduction

A light microscope is one science laboratory apparatus or device that identifies, magnifies, and enlarges extremely small items using light waves.

02

Step. 2 Explanation of correct option

The nucleolus dissolves during prophase, and the chromosomes condense by becoming visible.

03

Step. 3 Explanation for the incorrect answer.

Option b. Kinetochores occur at the centromeres during prometaphase, and microtubules bind to kinetochores.

Option c. During metaphase, chromosomes align and sister chromatid becomes connected to a spindle fibre.

Option d. Chromosomes get driven toward opposing poles during anaphase.

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Most popular questions from this chapter

What is the relationship between a genome,

chromosomes, and genes?

A diploid cell has_______ the number of chromosomes as a haploid cell.

a. one-fourth

b. half

c. twice

d. four times

Compare and contrast the roles of the positive cell-cycle regulators negative regulators.

An organism鈥檚 traits are determined by the specific combination of inherited _____.

a. cells.

b. genes.

c. proteins.

d. chromatid

p53 can trigger apoptosis if certain cell-cycle events fail. How does this regulatory outcome benefit a multicellular organism?
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