Genetics and Heredity Quiz

What are genes?

• Segments of RNA that control traits

• Segments of DNA that control traits

• Segments of proteins that control traits

• Segments of carbohydrates that control traits

What is a Punnett Square used for?

• To analyze protein structures

• To determine the genetic makeup of an organism

• To predict the possible outcomes of a genetic cross

• To study environmental factors on traits

What is the function of proteins in organisms?

• To store genetic information

• To regulate the environment around cells

• To provide energy for cells

• To perform a variety of functions within organisms

What is the phenotype of an organism?

• The observable characteristics resulting from genes and the environment

• The genetic makeup of an organism

• The total number of genes in an organism

• The specific alleles an organism carries

What is a mutation?

• A temporary change in the DNA sequence

• A change in the genotype due to environmental factors

• A permanent change in the DNA sequence of a gene

• A change in the phenotype caused by the environment

What does homozygous mean?

• Having multiple alleles for a gene

• Having two different alleles of a gene

• Having no alleles for a gene

• Having two identical alleles of a gene

What is a pedigree used for?

• To track the inheritance of traits in families

• To determine the genotype of an organism

• To study the effects of environmental factors on genes

• To predict genetic mutations

What are alleles?

• The building blocks of proteins

• The genetic makeup of an organism

• The observable characteristics of an organism

• Different versions of a gene that lead to variations in a genetic trait

What is the definition of heredity?

• The process of acquiring traits through learning
• The study of rocks and minerals
• The passing on of physical or mental characteristics genetically from one generation to another.
• The practice of meditation

What is the definition of traits?

• A type of clothing material
• Chracteristics of an individual.

• Characteristics or attributes of an organism that are expressed by genes and influenced by the environment.

• A method of transportation