Aprotein containing more than one polypeptide chain exhibits the level of protein structure.
a) primary
b) secondaryc) tertiaryd) quaternary
e) infinite
d) 3.14 factual recall42

Agroup of students want to live a healthier life style they decide to use one of these following vegetable oils for cooking apex

The cell membrane controls what enters and leaves the cell. which of the structures in the diagram below is the cell membrane? — f оооо

Need ! will give 20 points! what are two ways that diatoms differ from slime molds? the external coverings of diatoms are made up of (silica, chitin or peptidoglycan), while slime molds have cell walls containing (silica, peptidoglycan or chitin). diatoms are (chemoheterotrophs, photoautotrophs or chemoautotrophs) because they make food through photosynthesis, while slime molds are (heterotrophs, phototrophs or autotrophs) because they eat decaying plant matter.