Answer:the answers are a and d
Explanation:
I did the test sorry if wrong
Answer: C
Explanation: The two chromatids of a duplicated chromosome are held together at a region of DNA called the centromere. Centromeres are the attachment points for microtubules, which are responsible for the guiding the movement of chromosomes during mitosis and meiosis.
<span>3. Cells use glucose to store large amounts of energy for long period of time.
In contrast, ATP is used to </span>store smaller amounts of energy that will be used in the next few seconds.<span>
A glucose molecule can store more than 90 times the energy of a ATP molecules.
4. The fact that the potted plant is in air tight jar affect the process of photosynthesis. The plant is airtight jar which means that the plant is not able to breath and run out of CO2 to produce sugars. So t</span><span>he plant wouldn't be able to complete photosynthesis.</span>
There is only a single proton so nothing to com apart