Tina, an environmental scientist, is protesting the use of polychlorinated biphenyl (pcb). which act will tina support her protest?
a.

clean air act

b.

clean water act

c.

toxic substances control act

d.

endangered species act

e.

water quality act

1. mendel observed that pea plants had traits, such as color, that were either “one or the other,” never something in between. discuss the correlation between mendel’s factors, what they might be, and why pea plant traits come in one form or another—e. g., gray or dark red—rather than blended.