Father: XY
Mother: XX’
The father is normal, while the mother is a carrier.
Answer: It is an amino acid that cannot be made by the body. It must be obtained from eating certain foods.
Explanation:
I think the answer is oxygen, but not 100% sure
The statement that best compares gymnosperms and angiosperms is : A. Both reproduce sexually, but gymnosperms contain only xylem and angiosperms contain xylem and phloem.
Gymnosperms produce exposed seeds, not enclosed in fruit whilst Angiosperms have Fruits, flowers, and endosperms as defining characteristics.
