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Juli2301 [7.4K]
3 years ago
11

The delivery of oxygenated blood to all tissues around the body involves what two life functions? A) Digestive and circulatory B

) Excretory and circulatory C) Respiratory and circulatory D) Digestive and respiratory
Biology
1 answer:
pickupchik [31]3 years ago
7 0

Answer:

Respiratory and circulatory

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4. How do ocean currents influence climate? Give an example of such an ocean current.
mr Goodwill [35]

ocean - Large bodies of water

current flowing towards equator carry cold water from poles

current flowing away from equator carry warm water from poles

Ex - Humidity

7 0
3 years ago
chambers A and B are placed next to each other but are separated by a film permeable to both glucose and fructose. chambers A co
Molodets [167]

Answer:

2.glucose move into chamber B faster than fructose

Explanation:  

  • Facilitated diffusion: refers to the transport of hydrophilic molecules that are not able to freely cross the membrane. Channel protein and many carrier proteins are in charge of this <u>passive transport</u>. If uncharged molecules need to be carried <u>this process depends on concentration gradients</u> and molecules are transported from a higher concentration side to a lower concentration side. If ions need to be transported this process depends on an electrochemical gradient. The glucose is an example of a hydrophilic protein that gets into the cell by facilitated diffusion.  Facilitated diffusion is a passive transport process because the cell does not need any energy to make it happen.  

The exposed scenario is an example of facilitated diffusion, a process that occurs in favor of the concentration gradient, and which rate depends on the concentration of molecules in each side of the membrane, in this case, glucose and fructose, among other factors that might also influence the diffusion rate. So, as the concentration of glucose is higher in chamber A (80%), and lower in chamber B (20%), in comparison with fructose, the first one will diffuse faster than fructose. The difference in concentration between both chambers is sharper in glucose, so its transport is faster than the fructose transport, which will also diffuse but at a lower rate.

7 0
3 years ago
The energy generating reactions of oxidation and reduction occur in this compartment of the cell. __________
Nastasia [14]

Answer:

The correct answer is - mitochondria.

Explanation:

The reaction the generates the energy by the oxidation and reduction reaction that takes place in the cell is cellular respiration which converts biochemical reaction from the nutrients to ATP which is the currency of the energy in living beings.

The cellular respiration has three-stage glycolysis ( takes place in the cytoplasm), Oxidative decarboxylation and TCA cycle. Oxidative decarboxylation and TCA cycle take place in the mitochondria which involves oxidation of pyruvate and reduction of NAD+ in this process.

Thus, the correct answer is - Mitochondria.

6 0
3 years ago
What is the function of each of these muscles?
iVinArrow [24]

Answer:

Which mussels... You did not list them.

4 0
3 years ago
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
3 years ago
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