Genetics

Slime Mold, which is a protist, produces spores to reproduce when no other slime mold is available to share in th reproduction. This is what type of reproduction?

• Sexual

• Meiosis

• Asexual

• Cross-Breeding

If two parents have brown eyes, all of the children have brown eyes, and all of their grandchildren have brown eyes, this family is most likely _____________ for brown eyes.

• Purebred

• Hybrid

• Heterozygous

• Mutants

Chromosomes are located in what organelle of a cell?

• mitochondria

• cytoplasm

• nucleus

• cell membrane

Some dairy farmers want to increase the amount of milk produced

• Increase the age of cows that are bred(have babies)

• Breed cows that are high milk producers

• Limit the number of offspring per cow

• Decrease the number of cows in the field.

Which of these is an example of selective breed

• Cutting a stem from a plant so that a new plant grows from the stem when it is planted

• Taking a cell from a sheep and making an exact clone of the sheep

• Replacing strands of DNA of a plant with DNA from a plant that grows in less water

• Choosing plants with traits for big flowers and planting those to have future plants with bigger flowers and stems

What structures carry the MOST genetic information for a leaf cell?

• Chromosomes

• Ribosomes

• Vacuoles

• Chloroplasts

Gregor Mendel, the father of genetics, worked with pea plants because these plants were purebred for traits. What is the scientific term for purebred?

• heterozygous

• homozygous

• hybrid

• heredity

Which trait is not determined by chromosomes or genes in humans?

• How tall you become

• Whether you are a boy or girl at birth

• What color your eyes are

• How long you grow your hair before getting a haircut

Which statement describes asexual and sexual reproduction?

• Asexual is only one part of sexual reproduction

• Sexual reproduction happens before asexual

• Asexual reproduction needs only one parent, and sexual needs two parents

• Sexual reproduction happens in plants and asexual happens only in animals.