Answer:
make me brainest
Explanation:
the heart , blood, blood vessels form the circulatory system
Answer:
They lose their end walls so the xylem forms a continuous, hollow tube. They become strengthened by a substance called lignin . Lignin gives strength and support to the plant.
When the mrna has done it's job for the celll and is no longer of any use, it starts to degeneate
Answer:
Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds, Three main ingredients are required for photosynthesis: water, carbon dioxide, and light. Plants use light energy from the sun to convert six water molecules (6 H2O) and six carbon dioxide molecules (6 CO2) into a molecule of glucose and six molecules of oxygen, Carbohydrates(glucose) and Oxygen is the end product.
Answer:
Chemically, carbohydrate is made up of carbon, hydrogen and oxygen while the nucleic acid is made up of carbon, hydrogen, oxygen and phosphorus. Thus, both carbohydrate and nucleic acid contain carbon but only nucleic acid contains phosphorus.
Explanation:
