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DNA (Dioxyribonucleic Acid)
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∙ 16y ago
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What is the relationship between a chromosome and DNA?
Chromosomes are long strands of DNA that contain our genetic information. DNA is the molecule that makes up chromosomes, and it is organized into genes on the chromosomes. Each cell in our body contains a set of chromosomes that help determine our traits and characteristics.
What are chromosoems made of?
Chromosomes are made of DNA, which is a long molecule containing genes that provide instructions for building and maintaining an organism. DNA is wrapped around proteins called histones, forming a complex structure known as chromatin that makes up chromosomes.
Does each chromosome have a very long DNA molecule with hundreds of thousands of genes?
Yes, each chromosome contains a single, long DNA molecule that can house tens of thousands of genes. Genes are segments of DNA that contain the instructions for making specific proteins, which then determine an organism's traits and functions. In humans, each cell typically contains 23 pairs of chromosomes, for a total of 46 chromosomes.
Are genes are made up of smaller molecules known as chromosomes?
Genes are segments of DNA, not smaller molecules like chromosomes. Chromosomes are long chains of DNA that contain multiple genes. Genes are specific sequences of DNA that encode information for making proteins, while chromosomes are structures that help organize and package the DNA in the cell.
What is the difference between a chromosome and a DNA molecule?
A chromosome is a condensed structure of DNA and proteins found in the nucleus of a cell, while a DNA molecule is a long, linear molecule that carries genetic information in the form of genes. Chromosomes contain multiple genes and are visible under a microscope, while DNA molecules are individual strands that make up chromosomes.
Are genes on DNA and DNA on chromosomes?
Yes, genes are segments of DNA located on chromosomes. Chromosomes are structures composed of DNA and proteins that carry the genetic information of an organism, including genes that provide instructions for protein synthesis and other cellular processes.
Genes are located on structures called what?
Genes are located on structures called chromosomes, which are long strands of DNA packaged inside the cell's nucleus.
What are the links between DNA genes chromosomes and proteins?
Chromosomes are long strands of DNA which are held together by proteins.
How are genes organized in organisms?
Genes are organized in organisms on structures called chromosomes. Chromosomes contain long strands of DNA that are made up of genes. Genes are arranged in a linear fashion along the length of chromosomes, with each gene encoding specific instructions for producing proteins or controlling various traits in the organism.
How many genes are found on each of your chromosomes?
Humans have 22 pairs of autosomes and one pair of sex chromosomes (XX for females, XY for males). Each autosomal pair contains approximately 1,000-2,000 genes, while the X chromosome has around 1,500 genes and the Y chromosome has around 200 genes.
Is it true that genes are carried on chromosomes?
Yes, genes are located on chromosomes, which are long strands of DNA that contain the genetic information. Chromosomes are organized structures within the nucleus of a cell, and genes are specific segments of DNA that encode for proteins and determine traits.
Which term is defined as long thin structures in a cell that are made up of thousands of genes?
Chromosomes are defined as long, thin structures in a cell that are made up of thousands of genes. Chromosomes carry the genetic information necessary for cell functioning, growth, and reproduction. Each species has a specific number and structure of chromosomes.
