The laws of conservation of mass states that when a chemical reactions takes place some atoms are lost because they disappear

A) true

B) false

Which of the following are types of slope failure?

Lydia is walking in the woods at night to observe owls. She hears a rustling behind a tree, which startled her and causes her body to go into a fight or flight response as the sympathetic nervous system is activated.

Why is the naturally occurring strain of streptococcus mutans harmful to teeth?

List at least three body structures that are found in both chickens and dinosaurs that show they are related.

How long do plants live?

A researcher wants to know whether children eating a high-protein breakfast will have a higher test grade. half of the children in the study eat a high-protein breakfast while the other half eats their normal diet.

What is the mass of an atom that has 4 protons, 5 neutrons and 4 electrons? 5 8 9 13

Which of the following is one role of RNA polymerase during transcription? to switch uracil with thymine on the exposed gene to build a molecule of mRNA to break down an already existing protein to produce a start sequence

What is diluvial water

What disease can occur when the pancreas is not working properly?