Matter can exist in different phases or states. what are three common states of matter?
a.
metals, nonmetals, and metalloids
b.
solids, liquids, and gases
c.
atoms, elements, and compounds
d.
earth, air, and water

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

What molecules will be best used to compare different species with the exact same sequence of amino acids? why would two species have the same protein even if the molecules in question is different? (hint: transcription to translation to protein).

Approximately what wavelength of light is best absorbed by chlorophyll a