Answer: C. A substrate
Explanation:
A substrate is a substance on which an enzyme act. The enzyme acts on substrate X and converts it to Y.
Answer:
<u>B. Tall</u>
Explanation:
since an allele that's paired with a dominant allele has no effect on the organism.
Answer:
Petals are modified leaves that surround the reproductive parts of flowers. They are often brightly colored or unusually shaped to attract pollinators. ... Petals are usually accompanied by another set of modified leaves called sepals, that collectively form the calyx and lie just beneath the corolla.
Explanation:
<span>The hormonal deficiency which causes breast atrophy in women occurs during the normal process of menopause, a developmental stage later in life during which women experience decreased levels of estrogen. This estrogen-based type of reduction is a typical and expected outcome of menopause.</span>