Which of the following are mixtures? SELECT ALL THAT APPLY
a
sand
b tea
ws
C water
d
oxygen
e
copper
f
air

Nucleic acid certain protein cell membranes certain carbohydrates

Individuals do not compete directly for resources, but are prey for the same predator

Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids