Heredity & Mutations

Question 1

TRUE OR FALSE: Acquired or somatic Mutations can be passed to the next generation.

Answer 1

FALSE: Acquired or somatic mutations can not be passed on, and are only present in certain cells.

Question 2

This is defined as the basic unit of hereditary.

Answer 2

Genes

Question 3

TRUE OR FALSE: Human Genome Project estimates that humans have between 5,000 and 7,000 genes.

Answer 3

FALSE : Human Genome Project Estimates that humans have between 20,000 and 25,000 genes.

Question 4

Normal development has 23 pairs of chromosomes in in the nucleus of each cell. How many TOTAL chromosomes are in a nucleus?

Answer 4

23 pairs are 46 total.

Question 5

Sex linked genes are located on these chromosomes

Answer 5

X or Y Chromosomes

Question 6

What are polymorphisms?

Answer 6

Genetic variations that occur in more than 1% of the population (considered more common)