Answer:
Pupil
Function: serves as site for entry of light into the eyeball.
Explanation:
The hole in the center of the iris is called pupil. The light enters the eyeball through the pupil. The pupil is circular or oval in shape and appears mostly black in color. With the help of muscular iris, the size of the pupil changes according to the intensity of incoming light.
Hence, the pigmented portion of the eyes of vertebrates (the iris) has a hole in its center called pupil to allow the light to enter the eyeball.
Answer:
All living things have certain traits in common: Cellular organization, the ability to reproduce, growth & development, energy use, homeostasis, response to their environment, and the ability to adapt. Living things will exhibit all of these traits.
Answer:
90,000
Explanation:
It would be 90,000 because it is a pattern, 90, 900, 9,000, and 90,000.
Answer&Explanation:An individual with an autosomal dominant disorder, has a single mutant gene unless when their both parents are affected.
A person will have an autosomal dominant disorder if only a single parent is affected and if parent have autosomal dominant disorder only there is a 50% of inheriting a mutant gene.
In autosomal recessive disorders a person will get Ill if they inherit both mutant genes from both parents who are carriers . This person will be homozygous for the gene and will be affected by the disorder and this is highly likely to happen in their baby since they are both the carriers of this disorder.
Answer:
b. Menopause
The end or cessation of menstruation is called menopause.
Explanation:
Menopause is the event when menses stop. Climacteric is more adequate to refer to the diseases associated with the decrease of ovarian function that will lead later to the event when menstruation cease, commonly known as menopause.
On the other hand, amenorrhea is the absence of some menstruation periods but during the reproductive period of a woman, and menarche is called to the event when the first menstrual cycle occurs.