Answer:
Viruses rely on the cells of other organisms to survive and reproduce, because they can't capture or store energy themselves
Characteristics should be in the blank
Answer:
ask a question and predict what the outcome will be
Explanation:
when using the scientific method you always have to ask a question and make a hypothesis
D- both involve moving substances across a membrane
Reasoning:
-Active transport moves against the concentration gradient ( low to high)
-Passive transport moves higher to lower concentration