The answer is A.) Nucleus
Answer: <u>organism, population, community, ecosystem</u>
Explanation: Ecology is the part of the biology in which the study of organism and environment is done along with the relation established between them. This study also includes human,animals and physical surroundings as well. It displays the adaptation and interaction happening in the ecological environment.
The stage/steps of order is followed as organism then population of human, community of them and ecosystem stage respectively .
<span>Cumulus, stratus, and cirrus are all the main types of clouds. Cumulus clouds are indicators of fair weather but can turn into thunderstorms. Stratus clouds are flat clouds that are indicators of steady rains. Cirrus clouds are high up the sky which are made up of ice particles and are indicators of a fine weather.</span>
We have to be able to see the cladogram to give you that answer. With out it we can’t.
