Blood cells are produced in the bone marrow and the bone marrow is part of the skeletal system. So the answer would be skeletal system<em>. </em>
Answer:
except option 2 all of them are applied
Explanation:
<h2>
Answer:
</h2><h3>The correct answer is option C.
</h3>
<h2>
Explanation:
</h2>
From the following question, the third option is right, because when the shining light create a horizontal beam over the spacecraft, the observer who is on the earth would see that light in the same way at the time spacecraft is at rest and when observer in the spacecraft at the time spacecraft is at rest.
So this is the correct answer.
Answer:
The main difference between red brown and green algae is that red algae contain chlorophyll a, chlorophyll d, and phycoerythrin, while brown algae contain chlorophyll a, chlorophyll c, and fucoxanthin and green algae contain chlorophyll a, chlorophyll b, and xanthophylls.