Answer:
Climate models can show the composition of the atmosphere in the future.
Explanation:
Climate models help predict how the average conditions will change in a region and they also serve as an extension of weather forecasting. They are quite broad and can make analysis and predictions over long time spans.
These models are generated from some set of mathematical principles with different data points numbering over a thousand. These large data points help increase the accuracy of the models.
Answer: they are not living things
Explanation: The virus needs a living cell to multiply because on they're own they can't do anything.
Calcium is one of the most important minerals for the human body. It helps form and maintain healthy teeth and bones.
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Function
-Building strong bones and teeth.
-Clotting blood.
-Sending and receiving nerve signals.
-Squeezing and relaxing muscles.
-Releasing hormones and other chemicals.
-Keeping a normal heartbeat.
The structures of chloroplast and mitochondria are similar. Both organelles consist of a smooth outer membrane, folded inner membrane (in chloroplasts called lamellae, in mitochondria called cristae), and fluid intracellular space (in chloroplast called stroma, in mitochondria called matrix). Only these structures allow those organelles to perform their function. The presence of folded inner membranes enables a formation of compartments inside the organelles. Differences in concentrations of hydrogen ions in those compartments are important for photosynthesis in chloroplasts and cellular respiration in mitochondria.