Answer:
The acidity of sweat contributes to the acid mantle that inhibits bacterial growth in the skin. The three forms of skin cancer are defined by the types of cells in which they originate.
A difference between female rats and humans is that a rat's vagina connects to the urogenital aperture and humans do not have a urogenital aperture. The vagina is a short, muscular canal located below the urethra. Additionally, the rat's vagina is much shorter in length than the human vagina. In female rats, the ovaries which produces egg cells and female hormones, are small and located just below the kidneys inside the peritoneal membrane. Also the shape of the uterus in rats is different than in humans. In rats it is Y-shaped and in humans it's a pear shaped organ.
Answer:
Gestation period is the fetal development period from the time of conception until birth.
Answer:
Explanation:
If the investigator wishes to watch the movement of C. Elegans (a roundworm), then he should be using compound microscopes. These microscopes are light illuminates and image that can be perceived is a two dimensional. Using this would allow you to magnify to a certain level so you can view individual cells and even cells that are living and moving. Typically compound microscopes can magnify up to 1000 times magnification. It has two convex lenses which has short focal lengths to allow a much higher level of magnification as compared to a simple microscope. These lenses are called the ocular lens and the objective lens.