Why do cells need to divide?

A. contain to many chromosomes.

B. Cells need to get rid of waste products.

C. cells cannot live unless they divide often.

D. Cell division is how organisms grow

A spider's chelicerae secret sticky strands of silk. true or false?

1. What tissue of the chicken wing is commonly referred to as meat? 2. Explain the riles of muscles, tendons, bones, ligaments, cartilage, and joints in the back-and-forth movement of the lower chicken wing.

Are there more bacteria on the toilet handle it on my science desk

Researchers who have studied color blindness and color deficiency have found that a total color blindness is extremely rare in animal species. b total color blindness in humans usually occurs when cones of the retina are absent or malfunctional.

Which of these are examples of satire? check all that apply?

M& m's famous slogan, "melts in your mouth, not in your hand," is an example of a (n) :

What problem is most directly caused by burning waste? A. Groundwater pollution B. Air pollution C. Lake pollution D. Ocean pollution

How are currents in the Pacific Ocean affected by El Niño? Currents travel more slowly. Rip currents are frequently formed. All currents become deep ocean currents. Warm water moves to the east instead of to the west.

Which statement accurately describes Darwin's experience on the Beagle? A. He had a eureka moment and understood how species evolve. B. He recognized the significance of each species he observed. C.

How are hydrogen bonds different from covalent bonds? A) The atoms in hydrogen bonds have valence electrons B) The compounds that result from hydrogen bonds contains carbon C) Covalent bonds are organic D) Hydrogen bonds are weaker than covalent