Secondary structures are dependent upon hydrogen bonding. The two main types of secondary structure are the a-helix and the B-sheet. The a-helix is a right-handed coiled strand.

8 0

3 years ago

As food moves through the human digestive system, which path does it take?

Naya [18.7K]

Quick answer: Food enters the human digestive system through the mouth before then moving through the pharynx, esophagus, stomach, intestines, rectum and anus.

4 0

3 years ago

How is relative-age dating used to determine the ages of fossils?

amid [387]

Answer:

Your answer is E). Fossils in different layers will obviously be much older/younger than others.

5 0

3 years ago

Directions: Consider a pedigree that is tracking an autosomal recessive trait, where two recessive alleles (tt) result in the in

Talja [164]

Answer:

I think this should be the chart you were interested in...

Explanation:

Individual Shape in shaded

phenotype pedigrees

Male with gen. TT PTC taster square No

Male with gen. Tt PTC taster square No

Male with gen. tt Non-taster square Yes

Female with gen. TT PTC taster Circle No

Female with gen. Tt PTC taster Circle No

Female with gen. tt Non-taster Circle Yes

*gen- genotype

4 0

2 years ago