Chapter 4 Heredity and Reproduction

A change in a gene or chromosome

• Cloning

• DNA

• Mutation

• Gene

• Embryo

Creating an organism that has exactly the same DNA as another organism.

• Cloning

• DNA

• Embryo

• Gene

• Mutation

a fertilized egg that has begun dividing into more cells

• cloning

• DNA

• embryo

• gene

• mutation

an acid that chromosomes are made of that is found in the nuclei of almost all cells

• cloning

• DNA

• embryo

• gene

• mutation

a small section of a chromosome that determines a trait

• cloning

• DNA

• embryo

• gene

• mutation

If an offspring is identical to its parent, it was produced through _________.

• variation

• mutation

• sexual reproduction

• asexual reproduction

Which of the following happens last in cellular respiration?

• The cell divides

• Chromosomes are duplicated

• Mitochondria are duplicated

• The nucleus divides

The term _______ refers to different ways a trait can appear

• cloning

• variation

• mutation

• any of these

Which process results in two nuclei with the exact same information?

• fertilization

• mutation

• reproduction

• mitosis

The study of how traits are passed from parent to offspring called ________.

• mitosis

• mutation

• genetics

• meiosis