Answer:
Photosynthesis uses carbon dioxide to make sugar and produces oxygen as a byproduct. Respiration uses oxygen to release energy from stored sugar and produces carbon dioxide as a byproduct. ... However, if the plants are growing, then over a period of 24 hours they will produce more oxygen than they consume.
Answer:
A. amino acids
Explanation:
Protein in our diets comes from both animal and vegetable sources. ... The digestive system breaks all proteins down into their amino acids so that they can enter the bloodstream. Cells then use the amino acids as building blocks to build enzymes and structural proteins.
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Answer:Acidity or alkalinity of a solution is measured by concentration of hydrogen ions (H+) versus hydroxyl ions (OH-) and is expressed as pH level, an exponential scale that ranges from 0 (very acidic) to 14 (very basic).
Explanation:
A solid block of steel will sink in water
thriving sea
Explanation:
The fossils seen in the rich rock unit suggests that the paleo-environment of the area is a sea bursting with life.
- Fossils are the preserved remains of life found in rock units.
- Fossils can be used to interpret the nature of the past climatic condition in an area.
- Since different organisms have their habitat and the ecosystem which they thrive, their remains should define such an environment.
- Now, we have a collection of marine fossils here.
- The area must have been a marine environment based on this.
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Fossils brainly.com/question/7382392
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