In plants, tubes transport nutrients throughout the plant.

in humans, which parts carry out that function?

a.
small intestines

b.
alveoli

c.
nerves

d.
blood vessels

Glucose is broken down in different ways, both in the presence and in the absence of oxygen. using the table for reference, what major products are formed in each reaction set?

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes

What is the function of the nucleus in the euglena cells you observed?