Pioneer species are the first species that colonize places where there were previously no other living organisms, such as algae that colonize bare rocks. ... Therefore, they pave the way for other species to establish themselves at the location through the creation of new potential ecological<span> niches.</span>
Two systems<span> control all physiologic processes: The </span>endocrine system broadcasts<span> it's hormonal ... </span>The nervous system exerts point-to-point over body<span> control </span>through nerves<span>. ... </span>Both nervous system<span> and </span>endocrine system<span> work together to maintain ... which </span>regulate<span> the production of other hormones throughout the </span>body<span>.</span>
A. parasitism. The plasmodium is helped while the human host, harmed.
b. mutualism. The bacteria is supplied with a living environment while the host human is supplied with vitamin K
Answer:
the mass of the system must remain constant over time
Explanation:
In other words matters cannot be created or destroyed, the overall amount will remain the same
