D- oesophagus
The stomach, small intestines,liver secret digestive juice.
Deletion because it is a loss of the chromosomal segment like the mutation deleted the segment
The answer is
D. Zygote
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Physical property is the characteristic that can be observed, using the five sense, without changing or trying to change the composition of the substance. Chemical property on the other hand is a characteristic of how the substance reacts. It can not be observed without changing the substance into something else. A physical change is a change in which the form or appearance of matter changes, but not its composition.
Answer:
true
Explanation:because any living breathing organism is multicellular
