What are the basic units of heredity?

A gene is the basic physical and functional unit of heredity. Genes are made up of DNA. Some genes act as instructions to make molecules called proteins.

What is the smallest unit of heredity?

genes

Is a gene smaller than a chromosome?

From smallest to largest: nucleotide, gene, chromosome, genome. A gene is therefore composed of many pairs of nucleotides. A chromosome is a long strand of DNA which is coiled up with various proteins. A chromosome contains many genes.

Which is bigger gene or DNA?

A gene is a short piece or stretch of DNA that control the hereditary material of organisms. A gene produce a specific product, usually a protein, or an enzyme that are used for specific action. The DNA molecules contains thousands of genes which is located inside chromosomes. Therefore, gene is smaller than DNA.

What is the smallest unit of heredity quizlet?

Terms in this set (42)

Which type of mutation leads to a frameshift mutation quizlet?

A frameshift mutation (also called a framing error or a reading frame shift) is a genetic mutation caused by indels (insertions or deletions) of a number of nucleotides in a DNA sequence that is not divisible by three.

What is the smallest unit of heredity group of answer choices?

Genes are the basic functional units of heredity.

How does DNA code for proteins in a cell quizlet?

The DNA is a type of coded message for a protein to be made. The sequence of nucleotide bases in DNA determines which amino acids are used, and in which order they are joined. Every three nucleotides along the DNA molecule are code for ONE amino acid in a protein molecule.

What are two different forms of a single gene called traits alleles factors?

Answer Expert Verified Alleles are two different forms of single gene that are located in specific position on a specific chromosome. It can be classified into two allele pairs: homozygous and heterozygous.

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