There are two classes of membrane transport proteins—carriers<span> and </span>channels<span>. Both form continuous </span>protein<span> pathways across the lipid bilayer. Whereas transport by </span>carriers<span> can be either active or passive, solute flow through </span>channel proteins<span> is always passive.</span>
From: https://answers.yahoo.com/question/index?qid=20111123203903AA4eLha
1. Less trash to landfill. More recycled items = savings to production costs of new items
<span>such as aluminum, glass, cardboard. </span>
<span>2. Most insects have particular predators such as a specific animal or bird that eats them as a major or sole portion of their diet. </span>
<span>3. Do not plant 100% of the same plants and trees across the area. </span>
<span>Do not harvest all of a species during a normal growth cycle. If a tree takes 50 years to grow to harvest size, schedule cuttings to avoid extinction of that tree within the area.</span>
Sorry to take up a answer but the picture is not in the correct format for brainly!!! Upload again so I can help.
Answer:
D. Discovered chemolithotrophs in natural enviroments.
Explanation:
Sergei Winogradsky was a russian microbiologist. He observed in his research with genus of bacteria <em>Beggiatoa, </em>they were able to oxidize hydrogen sulfide as an energy source. Being the first example known of lithotrophs (organisms that use inorganic substrate in order to obtain energy).
Answer:
Explanation:The Photosystems are the functional centers of photosynthesis. The pigments, such as chlorophyll, in the photosystems absorb light energy, which excites electrons. These electrons are transferred to electron-accepting molecules, eventually producing ATP and NADPH.
