What did people in the past base their guesses on regarding how traits were inherited?

What did people in the past base their guesses on regarding how traits were inherited?

• Scientific research

• Genetic testing

• Things that could be observed

• Astrological signs

What is genetics?

• The study of genes

• The study of heredity

• The study of offspring

• The study of parents

What does heredity refer to?

• The study of scientific methods

• The passing of physical traits from teachers to students

• The passing of genes from parents to offspring

• The development of new genes

What is a gene?

• A type of chromosome

• A segment of DNA that controls a particular hereditary trait

• A part of a cell that contains DNA

• A sequence of proteins

How many pairs of chromosomes are there in a human cell?

• 23 pairs

• 12 pairs

• 46 pairs

• 22 pairs

What is an allele?

• A type of gene that is dominant

• A variant form of a gene

• The entire DNA sequence in a chromosome

• A cell that carries genes

What do homologous chromosomes carry?

• The same alleles for those genes

• Different types of cells

• The same sequence of genes

• Different chromosomes entirely

What are genes made up of?

• Proteins

• RNA

• DNA

• Lipids

What is a trait?

• A. A learned behavior that varies from one individual to another.

• B. A specific characteristic that varies from one individual to another determined by our genes.

• C. A common characteristic that is the same in all individuals.

• D. A temporary change in an individual's appearance.

Who is known as "The Father of Genetics"?

• Charles Darwin

• Isaac Newton

• Gregor Mendel

• Louis Pasteur