I believe the answer is b. The Industrial Revolution.
Answer:
A rock is a collection of minerals. In a cooling lava, mineral crystals do not have time to form and are very small. The chemical composition will be the same as if the magma cooled slowly. Existing rocks may be heated enough so that the molecules are released from their structure and can move around.
Explanation:
<span> Enzymes are usually proteins but some also contain nucleic acids (RNA in particular) and the list of chemical reactions that are catalyzed by RNA has been expanding. So the answer is proteins.</span>
Answer:
has transparent epidermis to allow light to pass for photosynthesis
has chlorophyll to trap sunlight energy needed in photosynthesis
has stomata to allow passage of water and gases
