Photosynthesis and cellular respiration<span> are </span>complementary processes<span> by which living things obtain needed substances. They both consume and create the same substances (water, glucose, oxygen, and carbon dioxide) but in different ways.</span>
Answer: The correct USA test prep answer is B.
Explanation:
Countershading is a form of camouflage or any other pattern coloration with animals that are pigment is darker on the upper side and lighter on the lower side
Answer:
If PKU is a recessively inherited disease, and the baby got it without either parent having it, then you can use a pedigree to figure out what kind of disease it is (whether autosomal or sex-linked). You can automatically cancel out sex-linked because we don't know the gender of the baby, so you can conclude that PKU is autosomal recessive in this family.
Does that make sense?