5. The family tree below shows the trait of having attached earlobes. Having attached earlobes is recessive, and having detached earlobes is dominant People with attached earlobes are shaded in
1
II
D
III.
a) Describe the sex and characteristics of the person labeled A. (1 point)
b) Describe the genotype of the person labeled B. (1 point)
7/8

Plzz hurry im being timed during times of vigorous physical activity, muscles require a constant supply of oxygen. how does the body respond to these needs? a. breathing rate and heart rate both decrease. b. breathing rate and heart rate both increase. c. heart rate decreases, but breathing rate remains stable. d. breathing rate increases, but heart rate remains stable.

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation

Differentiate renewable and nonrenewable resources