Hydrogen bonds.
The nucleotides in a base pair are complementary which means their shape allows them to bond together with hydrogen bonds. The A-T pair forms two hydrogen bonds. The C-G pair forms three. The hydrogen bonding between complementary bases holds the two strands of DNA together
The function of the goblet cells is to produce mucus that protects parts of the digestive organs from the effects of powerful enzymes needed for food digestion.
<span> The chemical formula is 6CO2 + 6H2O + light energy = C6H12O6 + 6O2.</span>
Answer:
the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct.
Explanation:
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Answer:
populsation, community, ecosystem, Biosphere