Substrate molecules would just bounce off and move along because each enzyme is like a key to the active site. so if the 'key' doesn't fit the 'lock' then nothing will happen<span />
Answer:
is used by commercial airplanes
Explanation:
The stratosphere is used by most commercial airplanes. This is because this layer of earth is stratified and more stable.
- The lowest level of the atmosphere is the troposphere.
- This layer is where all the bulk of the atmospheric gases are domiciled.
- Weather conditions occur here.
- This layer is not safe for flight due to its turbulent nature.
- The ionosphere is responsible for the transmission of radio signals around the earth.
- The earth's weather occurs in the region of the troposphere.
D. so the exchange of gases and nutrients can happen
The statement 'plants have specialized tissues and organs and blue-green algae do not' identifies a characteristic that distinguishes algae from plants. They are different groups.
<h3>Planta and algae: similarities and differences</h3>
Plants and algae are autotrophic organisms that obtain their food by a process called photosynthesis.
Photosynthesis is a series of reactions by which plants and algae cells obtain simple carbohydrates by using the energy from the sun.
However, algae are unicellular organisms, whereas plants are multicellular organisms and are formed by tissues and organs.
Learn more about plant tissues here:
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