a. sample containing 30 percent sand, 35 percent clay and 30 percent silt.
<span>This first thing you need is water and sunlight, this is important for almost every ecosystem, including, to a certain degree, low light ecosystems such as caves. Secondly you require phototrophs, things that obtain energy directly from the sun, typically plant life. Secondly, other living organisms that feed off the phototrophs, and then organisms that feed off the herbivores.</span>
Species, genus, family, order, class, phylum, kingdom
Enzymes are specific to substrates as they have an active site which only allow certain substrates to bind to the active site. This is due to the shape of the active site and any other substrates cannot bind to the active site.
<h3>EXPLANATION:</h3>
There is a model which is well known in the biology field of the lock and key model. this is because you have to have the correct key to insert it into the lock. this goes the same as an enzymes active site and the substrate.
Answer:
yayyyyy thank you so much
Explanation:
add my Discord Philemon#9700