Help me solve 4 , 5 , 6 its in the picture

i cant draw or do the first one. 2nd one The path that oxygen takes through the respiratory system is identified below in a flowchart format:

Mouth or Nostrils of the Nose → Nasopharynx → Oral Pharynx → Glottis → Trachea → Lungs (Right and Left Bronchi → Bronchioles → Alveoli)

and the last one: Insects that walk on water are taking advantage of this surface tension. Surface tension causes water to clump in drops rather than spreading out in a thin layer. It also allows water to move through plant roots and stems, thermometers, and the smallest blood vessels in your body. As one molecule moves up, it ‘pulls’ the others with it.

image result for describe the various types of gene mutationsghr.nlm.nih.gov

the types of mutations include: missense mutation: this type of mutation is a change in one dna base pair that results in the substitution of one amino acid for another in the protein made by a gene. nonsense mutation: a nonsense mutation is also a change in one dna base pair.

explanation:

i would say it is