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dezoksy [38]
3 years ago
12

Why does the air breathed in need to be warmed filtered and moistened?

Biology
1 answer:
WITCHER [35]3 years ago
8 0
The combination of cilia and mucous helps to filter out solid particles from the air an Warm and moisten the air, which prevents damage to the delicate tissues that form the Respiratory System.
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A garden contains 40 flowers, 30 of which are red. What is the frequency of red flowers? (1 point)
lakkis [162]
It is d

Explanation: 40/30=0.75 because there are 40 flowers in total and only 30 are red so the % of there being red flowers is 75% or 0.75 (same thing)
3 0
3 years ago
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Glucose is present in blood plasma at a concentration of approximately 80 mg/dL. A typical 70 kg human has approximately 5 L blo
tester [92]

Answer: 48.93 mL of sprite

Volume of blood in 7 Kg human = 5 L

Percentage of plasma in blood = 55%

Volume of plasma in 5 L blood =  (1 L = 10 dL)

Concentration of glucose in plasma = 80 mg/dL

Amount of glucose present in 27.5 dL : 80 mg /dL × 27.5 dL= 2200 mg

Let the volume of sprite with 2200 mg glucose be x

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Explanation:

5 0
3 years ago
Why dominant traits may not necssairly be more common in a population
nataly862011 [7]
This isn't always the case and there is no reason it should be .Whether or not a trait is common has to do with how many copies of that gene version (or allele) are in the population. It has little or nothing to do with whether the trait is dominant or recessive. Let's take eye color as an example.
8 0
3 years ago
What benefit do offshore oil rigs have on the environment?
DerKrebs [107]
The correct answer is "The oil removed by this structure can be used to power ships."
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6 0
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The image shows a group of birds flying in a V-shaped pattern
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Because it is a learned behavior
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