If a animal hibernates, it does not come out of its den or home for a long time. Explain how hibernating animals can survive this long without coming back out.

Why does table salt (NaCl) dissolve readily in water? It is a hydrophobic substance. It is a polar molecule. It is an ionic compound. It is a binary compound.

How are hydrogen bonds different from covalent bonds? (A - They have valance electrons) (B-The resulting compounds contain carbon) (C-Hydrogen bonds are weaker bonds that form molecules that ga e a slight positive charge on one side and a slight

Molecules and ions that have resonance take on resonance hybridization. True or False

According to piaget, at what age will most children enter the concrete operations stage of cognitive development? a. between the ages of 4 and 6 b. usually by age 2 c. by age 12 d. by age 7

People of Charles Darwin's time understood that fossils were

Which scenario transforms normal cells into cancer cell

What is a scientific explanation that is widely accepted and based on a vast amount of evidence?

Species that colonize the newly exposed land first are called

Chromosomes other than sex cells are known as

3 types of reactions that can be catalyze by enzymes