What is a chromosome 7th grade?

What is a chromosome easy definition?

(KROH-muh-some) A structure found inside the nucleus of a cell. A chromosome is made up of proteins and DNA organized into genes. Each cell normally contains 23 pairs of chromosomes.

What is a chromosome kid definition?

Say: kro-muh-soamz. Your body is made up of billions of cells, which are too small to see without a strong microscope. Inside most of those cells are chromosomes, which are thread-like strands that contain hundreds, or even thousands, of genes. Genes determine physical traits, such as the color of your eyes.

What is chromosome in your own words?

A chromosome is a strand of DNA that is encoded with genes. In most cells, humans have 22 pairs of these chromosomes plus the two sex chromosomes (XX in females and XY in males) for a total of 46.

What is chromosome and its function?

Chromosomes are thread-like structures present in the nucleus, which carries genetic information from one generation to another. They play a vital role in cell division, heredity, variation, mutation, repair and regeneration.

How do you describe a chromosome?

Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). Passed from parents to offspring, DNA contains the specific instructions that make each type of living creature unique.

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What is the best definition of a chromosome?

[ (kroh-muh-sohmz) ] The small bodies in the nucleus of a cell that carry the chemical “instructions” for reproduction of the cell. They consist of strands of DNA wrapped in a double helix around a core of proteins. Each species of plant or animal has a characteristic number of chromosomes.

What is a chromosome middle school?

Chromosomes are tiny structures inside cells made from DNA and protein. The information inside chromosomes acts like a recipe that tells cells how to function and replicate. Every form of life has its own unique set of instructions, including you.

What is chromosome with example?

The definition of a chromosome is a thread-like structure of DNA (nucleic acids and proteins) that carries genes. The “X” or “Y” gene that determines whether you will be a boy or a girl is an example of a chromosome. noun. 23.

How many chromosomes does a child have?

Genes are passed from parents to children. Each person has 23 pairs of chromosomes, or 46 in all. For each pair, you get one chromosome from your mother and one chromosome from your father. About 1 in 150 babies is born with a chromosomal condition.

What is a chromosome a level biology?

Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). Passed from parents to offspring, DNA contains the specific instructions that make each type of living creature unique.

What are chromosomes class8?

a thread like structure of nucleic acids and proteins found in most of the living cells, carrying genetic information in the form of genes.

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What chromosomes did Jesus have?

Being fully human, Jesus had normal appearing human chromosomes – so a paired set of 22 autosomes and an X and Y (note that Dylan refers to “alleles” in his question.