Chromosomes & Karyotypes

Front

Pairs of similar chromosomes are called...

Back

homologous chromosomes

Front

When a cell divides, DNA strands coil around proteins to form ...

Back

chromosomes

Front

What are sister chromatids?

Back

Sister chromatids are identical copies of a chromosome, connected by a centromere.

Front

In a duplicated chromosome, sister chromatids are attached by what structure?

Back

centromere

Front

What is a duplicated chromosome?

Back

A duplicated chromosome consists of two identical sister chromatids joined at a centromere.

Front

What is the role of chromatin in the cell?

Back

Chromatin is a complex of DNA and proteins that condenses to form chromosomes during cell division.

Front

What is a karyotype?

Back

A karyotype is an image of an individual's chromosomes, arranged in pairs and organized by size.

Front

How many pairs of chromosomes do humans have?

Back

Humans have 23 pairs of chromosomes.

Front

What is the function of chromosomes?

Back

Chromosomes carry genetic information in the form of genes.

Front

What is the difference between homologous chromosomes and sister chromatids?

Back

Homologous chromosomes are similar but not identical, while sister chromatids are identical copies of a single chromosome.