provide the barrier that marks the boundaries of a cell.
D) laboratory experiments because every experiment needs a control and a variable.
Answer:
There are several reasons why it might be a good idea to write down your ideas and discoveries when you perform initial research on a topic. First, when you begin your research, you might get a lot of questions and doubts because you are not familiar with the topic. If you write these down, you are more likely to seek answers to these questions later on and gain a better understanding of them. Second, your initial ideas might not be all good, but they might lead you towards a good thesis. Writing them down ensures that these are not lost. Finally, by writing down your ideas and thoughts you actively engage with the subject, leading you to a better understanding of it.
plz make me brainliest
Explanation:
Answer:
The <em>erector</em><em> </em><em>spinae</em><em> </em>is NOT a muscle of respiration
The answer is C. It eliminates the toxic chemical problem. Hope this helps!
