Me with this question

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1. the diagram below shows the human respiratory system.

a. label the above diagram by filling in the boxes. [3]

1- box under nose
2- box under right lung
3- box under pharynx
4- box under box 3
5- box under box 4
6- box under left lung
7- box under box 6

b. i. state one function of the trachea. [1]

ii. explain how the structure of the trachea supports its function in (bi). [2]

Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy

Will mark you as ! keiko’s teacher was discussing the theory of endosymbiosis. she asked keiko to mark the organelles in the diagram that most closely resembled prokaryotes. which organelles should keiko mark? * the first image is the question and the second image is some information to you answer the !

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.