Answer:
Higher
Explanation:
Molecules such as oxygen move from a higher concentration to a lower concentration across a semi-permeable membrane. This process is called simple diffusion.
Therefore, for oxygen to leave the alveoli and enter the blood, there would need to be a higher concentration of oxygen inside the alveoli and a lower concentration of oxygen in the blood.
Answer:
B: sample 4
Explanation:
This is because amino acids are basic units for proteins
The answer is false to your question.
Answer:
A Hypothesis
Explanation:
The Oxford English Dictionary defines hypothesis as the following: “A supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.”
B
less field space will be wasted
