Vacuum cords are coated with rubber or plastic coating to protect people from the electricity that runs through the cord. Why is this?

Today there are fewer than 12,000 cheetahs left on the planet. Explain, using your knowledge of natural selection, why it may be difficult to stop the decline of the cheetah population.

A woman has a rare eyelid abnormality called ptosis, which makes it impossible for her to open her eyes all the way. The condition is caused by a dominant allele. The woman's father had ptosis but her mother was normal.

Transgenic cells are used to make ___ for treating cancer, heart disease, and many other diseases and disorders. A. plasmids B. polymerase C. proteins D. carbohydrates

Which of the following is not a way to prevent or treat viruses? Question 2 options: antiviral medications antibiotics vaccines wash your hands

Chemical reactions that release energy a. will not occur b. need catalysts to occur c. will always explode d. often occuer spontaneously

How are centipedes adapted for a predatory way of life?

A small, dense planet made of rocky and metallic materials are called

What are some sources of oxygen

A longshore current flowing southwards along a coast will primarily transport sediments

How much does an elephant weigh?