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artcher [175]
3 years ago
15

Non-polar molecules such as oxygen, carbon dioxide, and some vitamins

Biology
2 answers:
grin007 [14]3 years ago
7 0
A. True

This is true, because some small, non polar molecules are able to pass through the phospholipid bilayer.
viva [34]3 years ago
4 0

Answer:true

Explanation:

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What is true about mountain and valley breezes
Ilia_Sergeevich [38]

These winds are opposite from each other. While valley breezes occur when the warm air rises up the sides, warm air in a mountain breeze will rise up the middle.


7 0
3 years ago
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You are conducting a case control study to determine if an association exists between melanoma and indoor tanning. From a statew
Aleksandr-060686 [28]

Answer:

a. Odds ratio = 1.58

b.  Inasmuch the odds ratio is greater than 1, this means that higher odds of melanoma exist in people exposed to indoor tanning, than in those not exposed to indoor tanning

Explanation:

For case  study                                                  

Let 'a'  represent the total population of people with melanomia = 696                                                      

Let 'b' represent the total number of people with melanomia exposed to indoor tanning  =  1107 – 696 = 411 people

For  control study

Let 'c' represent the total population = 1500

Let 'd' represent the total number of people not exposed to indoor tanning = 1500 - (0.428 * 1500)

                                                          =  1500 - 723

Total number of people not exposed to indoor tanning   = 777 people

                                                       

a. Odds ratio = (a/b) / (d/c) = (696/411) / (777/723)

                                                = 1.69 / 1.07 = 1.58

b. Inasmuch the odds ratio is greater than 1, this means that higher odds of melanoma exist in people exposed to indoor tanning, than in those not exposed to indoor tanning.

7 0
3 years ago
Choose an industry or business. Decide what areas of scientific study they should support and state why you think so. please do
Mariana [72]

Answer: Lets choose a food processing company for scientific study.

Explanation:

Scientific study is the study which involves taking observations on the samples being studied experimentally. Drawing evidences from observations to prove a scientific fact.

In a food based company, several scientific tests are required to be done to check the shelf-life, quality, quantity of the ingredients, and to check whether they are fit for consumption or not all of these parameters have to checked through experimental procedures.

5 0
3 years ago
Nicholas is a college student who must present a summary of a recent chemical discovery to his class. What pair of sources would
alina1380 [7]

Answer:

Option D,  a research paper published in an academic journal and an approved PhD dissertation

Explanation:

Nicholas must present her discovery with back up of strong literature review. This literature review must include papers published in good journals and only approved research dissertation.  

An internet blog, news article and college level textbook are not considered as an approved study. These are not reviewed or approved by any peer group or associations.  

Good papers of any good journals are reviewed and examined thoroughly by the peers and thus they can be used as a backup of any study.  

Hence, option D is correct

7 0
3 years ago
What best explains why a person can become sunburned by spending too much time at the beach?
ahrayia [7]

Answer:

Sunlight is an electromagnetic wave carrying energy that is absorbed by the skin.

Explanation:

4 0
2 years ago
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