Answer:
Exchange of gases and other substances occurs in the capillaries between the blood and the surrounding cells and their tissue fluid
Hope this helps!
Cells use both diffusion and osmosis to get rid of their wastes.
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Answer:
Hey there!
A theory can be best described as an idea that is supported by many different experiments.
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Answer:
The correct answer is a. where it reproduce
Explanation:
Lizard is a reptile and salamanders are amphibians and they both reproduce in different way. Female amphibians mainly lay their fertilized eggs in water, therefore, the reproduction in amphibians takes place in water and moist area not on land.
The eggs of amphibians are not covered from the shell and they have a larval stage which have gills to respire in the water. While lizards are reptiles that lay eggs on land because their shells have a protective outer shell of calcium carbonate.
Therefore difference in reproduction behavior best distinguishes the saladizard as either a lizard or a salamander. So the correct answer is a.