Answer:
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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Answer:
Cancer is formed when there are mutations in a number of genes.
Explanation:
Malignant tumors are gene diseases which do not mean that cancer is necessarily an inherited disease (only in 5-10% of cases the cancer is inherited) because the vast majority of other tumors are the result of somatic, ie secondary, mutations that lead to malignant transformation.
Only 2% of human diseases are monogenic (caused by a change in one gene). The remaining 98% of the disease is either polygenic (caused by a change in several genes at the same time) or epigenetic (caused by non-genetic or post-genetic disorders of cellular molecules).
Answer:
a, b-colliding, d -high energy
Answer: DNA provides a set of chemical instructions to specific genes that the gene uses to make proteins in order to determine traits.
Explanation: Genes provide instructions that are used to determine the sequence of amino acids needed to make up a protein.
