B) the selection for different shaped beaks that best suit different niches
Ovaries produce and release two groups of sex hormones—progesterone and estrogen. There are actually three major estrogens, known as estradiol, estrone, and estriol. These substances work together to promote the healthy development of female sex characteristics during puberty and to ensure fertility.
i would say that the answer is ( A )
Adding large amounts of salt into your body causes your cells to become hypoglycemic (net movement into the cell outweighs net movement out) and causes the cells to boost. Via negative feedback loops, your body feels thirsty to dilute the salt in your cells to return them back to normal concentrations.
Answer:
75%
Explanation:
If you drew a Punnett Square, you will see that the possible outcomes would be AA, Aa, aA, and aa. Three out of the four would exhibit the dominant trait.