If an organism didn't have DNA, it would be missing which sign of life? A.
information system
B.
response to the environment
C.
one or more cells
D.
complex chemical activities

Nucleus has two lobes; contains granules of lysosomal enzymes; functions in attacking parasitic worms and plays complex roles in inflammatory diseases like allergies and asthma. what blood cells are described?

Which of the following can be assumed about the layers in areas 2 and 4

Which characteristics describe a spiral galaxy?