Meiosis Concepts and Terminology

Meiosis Concepts and Terminology

Assessment

Interactive Video

Biology, Science

9th - 12th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial explains the process of crossing over during meiosis, focusing on prophase one. It describes the role of the nuclear membrane and homologous chromosomes, highlighting the concept of independent assortment. The structure of chromatids and alleles is detailed, followed by an explanation of the crossing over process, including the formation of chiasma. The tutorial concludes with the resulting genetic variation, emphasizing the diversity in sperm cells due to different chromosome combinations.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

During which phase of meiosis does crossing over occur?

Metaphase one

Prophase one

Telophase one

Anaphase one

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of the nuclear membrane during prophase one?

It forms new chromosomes

It duplicates

It dissolves

It is still in place

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many homologous pairs are present in a human diploid cell?

6 pairs

12 pairs

46 pairs

23 pairs

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many homologous pairs are used in the simplified model discussed?

Ten pairs

Three pairs

Twenty-three pairs

Five pairs

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of independent assortment in meiosis?

It maintains chromosome number

It ensures genetic variation

It prevents crossing over

It duplicates chromosomes

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What structure holds chromatids together?

Allele

Nuclear membrane

Centromere

Chiasma

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an allele?

A structure holding chromatids

A type of chromosome

A variant form of a gene

A phase of meiosis

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