Mechanical digestion takes place in the mouth
Answer:
All prokaryotes have chromosomal DNA localized in a nucleoid, ribosomes, a cell membrane, and a cell wall.
Explanation:
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Answer:
d. both organisms have different ways of forming their lungs.
Answer:
The two main variables in an experiment are the independent and dependent variable. An independent variable is the variable that is changed or controlled in a scientific experiment to test the effects on the dependent variable. A dependent variable is the variable being tested and measured in a scientific experiment.
<span>carbon enters the biotic part of the ecosystem namely plants from the atmosphere through PHOTOSYNTHESIS </span><span />
