Answer:
Prophase
Explanation:
During the prophase, chromatin condense to form chromosomes that are visible.
Answer: b. Chromoplast
Explanation:
Plastids only occur in plant-like protists and are organeles surrounded by a double membrane. There are many types of plastid in plant cells. Chromoplasts include pigments different than chlorophyll and are associated with vividly colored structures and is known to give fruits & flowers their bright coloration. Plastids contain their own DNA in a small ‘plastid genome’ containing genes for some chloroplast proteins.
The answer should be proteins. Because the protein is consists of different kinds of amino acids(usually 20 in total). And our cell can not produce essential amino acids itself.
Halogens form ionic bonds
hope it helped
