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777dan777 [17]
1 year ago
9

Draw a flow chart/concept map that illustrates the mechanism whereby the faulty cf gene causes the production of thick mucus wit

h less water in it than normal.
Biology
1 answer:
Artyom0805 [142]1 year ago
6 0
So the flowchart should go like this:
Mutation in the CFTR gene >>>>>> Production of defective CFTR protein >>>>>> defective CFTR protein in cell membrane or no protein at all   >>>>>>>   Impaired ion transport across the cells   >>>>>>>   Cells secrete less chloride >>>>>>>   leads to more re-absorption of sodium and water into the cells   >>>>>>>   decreased hydration of mucus present outside the cells as more water is absorbed into the cells    >>>>>>>>   thick viscous mucus.
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Arrange the processes of the water cycle in the correct order, starting with the heat from the sun
djverab [1.8K]
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4 0
1 year ago
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Would you withdraw CSF if the needle were accidentally inserted into the epidural space instead of the subarachnoid
castortr0y [4]

Answer: No. You would not withdraw CSF if the needle is in the epidural space.

Explanation: There are 3 spaces that cover the spinal cord, which are epidural, subdural and subarachnoid spaces. The epidural space is the outer most space while the subarachnoid space is the inner most space. CSF flows from the brain where it is produced to the spinal cord. In the spinal cord it flows only in the subarachnoid space. Thus you would not be able to withdraw CSF if the needle is in the epidural space.

3 0
1 year ago
A young child received a mumps, measles, rubella and varicella (mmrv) injection at a neighborhood clinic with provider counselin
kogti [31]
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8 0
2 years ago
Look at the data related to honey bee population losses between 2006 and 2013 (Figure 1). Expand on the data. How would you revi
olga_2 [115]

In order to improve the graph and make it more detailed in order to get a better perception why the honey bee populations are decreasing, there's few things that can be added.

- Number of bee keepers over the period

The number of the honey bee colonies is directly connected as to how many bee keepers there are. If there's a trend of a decline in the bee keepers, than there will be a trend in the decline of the honey bees.

- Area of trees suitable for the honey bees

The trees are crucial for the honey bees to be able to produce honey, thus it is very important that they have a certain area of trees on which they can feed upon. If there's a decline in the number of trees for the bees, than the bees will be dying from starvation.

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The honey bees are animals that are very sensitive to changes in the environment, especially when it comes to pollution. If the levels of pollution are increasing in areas where there's honey bees, it will certainly affect their numbers in a negative manner.


4 0
2 years ago
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The increase in the concentration of contaminants in the tissues of animals high on the food chain is termed which of the follow
kirill115 [55]

Answer:

(A) Bioaccumulation

Explanation:

When the concentration of certain substances in the bodies of the organisms of various trophic levels keeps on increasing as they pass through the food chain, the process is called bioaccumulation or biomagnification.

Most of the organic non-biodegradable pollutants/chemicals exhibit bioaccumulation. Being insoluble in water, these chemicals are accumulated in the fat tissues of the organisms.

As the predator feeds on the prey having a non-biodegradable chemical in its tissues, the chemical enters the body of the predator.

As these chemicals pass through the food chain, there is a gradual increase in their concentration stored in the living tissues of the organisms. Therefore, the top consumers exhibit maximum bioaccumulation of contaminants in a food chain.

7 0
1 year ago
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