What term best describes the process of wool fibers locking together and bonding into a solid mass?
a. Felting c. Bonding
b. Scouring d. No answers
Question 2
When both genes for a trait like coat color are the same, the genes are heterozygous.
Indicate whether the statement is true or false
Question 3
In wool fiber, the _______ is the outer layer of cells arranged in overlapping scales.
a. Cortex c. Epidermis
b. Cuticle d. Cell wall
Question 4
Molecules of deoxyribonucleic acid (DNA) can be put together in an almost unlimited number of ways.
Indicate whether the statement is true or false
Question 5
Which industry in the first half of the 1800s provided a cheaper alternative to wool clothing?
a. Nylon c. Leather
b. Polyester d. Cotton
Question 6
Genotypical differences in animals are controlled by the genes passed from parents.
Indicate whether the statement is true or false