ANSWER ASAP PLEASE
Which type of digestion takes place when chunks of food are physically torn into smaller pieces? Absorption Chemical Elimination Mechanical

Mechanical

Explanation:

Tearing food into smaller pieces doesn't need any sort of chemical reaction to take place in order for it to happen. It is done physically or mechanically.

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what have scientists found to be the most efficient and effective way to insert new sequences into an individual? a-scientists have created genetically altered foods that release dna during digestion. b-scientists use viruses to insert specific gene sequences. c-scientists irradiate genes so that they can be absorbed through the skin.