Answer:
1. make an observation 2. ask a question based on your observation. 3. form a hypothesis/ make a prediction 4. do a test or experimentation 5. analyze data 6. form a conclusion
Explanation:
Answer:
the basic unit of a chemical element.
Explanation:
Answer:
Excretion is the removal of material from one living thing, for example. Humans excrete tears, sweat, carbon dioxide etc.
Secretion is the movement of material from one point to another, for example. Humans secrete enzymes, hormones, saliva etc.
Basically in summary excretion is the removal of physical material and secretion is the movement of biological materials from one point to another.
I hope this was clear enough lol
Answer:
The answer D
Explanation:
The answer is in the question.
