Answer:
Structure in a chromosome that holds together the two chromatids
Explanation:
<span>Enzymes are catalysts in chemical reactions. What this means is that they speed up chemical reactions, which in turn means that all the actions necessary for our metabolisms occur as a result of catalysts. This goes from fighting illnesses and diseases to dissolving food. We couldn't live without them because our metabolisms would be so slow that we would die as nothing could work.</span>
<em>MARK</em><em> </em><em>ME</em><em> </em><em>BRAINLIEST</em>
Answer:
- Continuous cultivation of crops in soil leads to the depletion of certain nutrients.
- If these nutrients are not replenished, soil becomes sterile and unfit for cultivation.
Explanation:
<u>System</u> is a combination of several organs that perform together for a common function.
Hope it will help :)❤
