<span>In a single-celled organism such as an ameba,all these functions can be performed by the CELL MEMBRANE</span>
Answer:
<em>Three important energy carrier molecules in a cell are: ATP (Adenosine triphosphate, NADPH (Nicotinamide Adenosine Dinucleotide Phosphate) and FADH2. </em>
Explanation:
All the three carrier molecules play an important role in cellular respiration and photosynthesis. One NADH molecule is equal to 3 ATP molecule while 1 FADH2 molecule is equal to 2 ATP molecule.
During the active process, ATP is used as a form of energy because ATP dephosphorylates to ADP and Inorganic phosphate, Pi and release energy.
Answer:
Marine biome: is the biggest biome in the world. This includes the 5 maine oceans (pacific, atlantic, indian, etc). There is over 1 million species of plants. There are mollusks, fish, whales, etc.
Freshwater:is made up of lakes, rivers, ponds, etc; technically any body of water. Theycover up 20% of Earth.
Explanation:
Ans: D
Chemical changes:-
occur when a substance combines with another to form a new substance, called chemical synthesis or, alternatively, chemical decomposition into two or more different substances. These processes are called chemical reactions and, in general, are not reversible except by further chemical reactions.
Hope this can help.
Answer: over time, scientists have extracted scientific hypotheses from their observations and experiments, or rules that describe how nature works.
Explanation: because the scientists don’t only use chemicals but they use there mind they always Connect them with the work they are doing and like but there body Force to touch, and smell.