What is ovulation? A. When an egg enters the fallopian tube
B. When an egg implants into the uterus
C. When an egg is produced in the ovary
D. When an egg is fertilized

3points hurry! what is the relationship between biotechnology, sharkskin, and disease resistance? bioengineers have developed an artificial sharkskin that does not allow resistant bacteria to grow on it. disease-causing microbes have been genetically modified to keep them from infecting the skins of sharks. scientists have created a device that can be attached to the skins of sharks that dramatically increases their abilities to resist disease. sharkskin produces many chemicals that can be collected and used to create antibiotics.

During which phase does earth see more than half of the moon's surface? 1)first quarter2)third quarter3)waxing gibbous4)waning crescent

Plsss > .< compare and contrast the characteristics of flatworms rounds worms and earthworms