PLEASE HURRY THIS IS TIMED When a person sees a doctor about a respiratory illness, the doctor will want to determine if the sickness is in the upper respiratory tract or the lower respiratory tract. The starting point for the lower respiratory system is the trachea. Which structures are part of the upper respiratory system? Select three options. the larynx, the bronchus, the alveoli, the lungs, the pharynx
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Biology, 22.06.2019 00:30
What was the land like over 500 million years ago? what was under the sea?
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Biology, 22.06.2019 00:50
Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems
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Biology, 22.06.2019 01:40
Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat
Answers: 1
PLEASE HURRY THIS IS TIMED When a person sees a doctor about a respiratory illness, the doctor will...
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