Which substance is the most acidic?

sodium hydroxide

tomato juice

lemon juice

water

Which of these is a living prokaryotic cell? A: virus B:bacteria C:amoeba D:parameclum

Your knee is called a hinge joint ithe is called this because it bends like the hinge on a door what are some other examples of joints in your body that work like a hinge

What do cells have in common

Which is the overall role of the organism in the environment?

What is 96,989,200 written in scientific notation?

In which specimen were cells first identified? microorganism cork bark DNA mitochondrion

The rate of soil erosion depends on?, A climate, B slope steepness, C the type of vegetation, D all of the above

High concentrations of carbon dioxide are harmful to the human body. The heart and the lungs work together to keep the body's carbon dioxide level low.

What is a niche? i need answers!

What passage carries food between the pharynx and the stomach?