Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?

1. Protostomes invade terrestrial environments.

2. Cambrian explosion occurs.

3. Deuterostomes invade terrestrial environments.

4. Vertebrates become top predators in the seas.

TLS Online TPP Program

#Question id: 92

#Section 2: General Biology

Monosaccharide derivatives in which an amino group replaces one of the hydroxyl groups may have important roles in

TLS Online TPP Program

#Question id: 93

#Section 2: General Biology

What type of bond links the monomers of a polysaccharide?

TLS Online TPP Program

#Question id: 94

#Section 2: General Biology

A monosaccharide whose anomeric carbon atom has a glycosidic bond to an alcohol, amine or thiol is a ________.

TLS Online TPP Program

#Question id: 96

#Section 2: General Biology

A reducing sugar is one that

TLS Online TPP Program

#Question id: 97

#Section 2: General Biology

Which is a difference between maltose and cellobiose?

TLS Online TPP Program

#Question id: 98

#Section 2: General Biology

The elasticity and resistance to compression of connective tissue is due to