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chubhunter [2.5K]
3 years ago
15

Which of the following physiological effects occurs as a result of increased exercise? A. the body's blood pressure decreases th

roughout the body B. the blood flow is directed towards the large organs C. the levels of oxygen in the body decreases D. the volume of blood pumped by the heart increases Please select the best answer from the choices provided. A
Biology
2 answers:
Vadim26 [7]3 years ago
8 0

Answer:

Answer is D. The volume of the blood pumped by the heart increases.

Explanation:

The changes that the body performs or carries out on its own in the process of maintaining homeostasis is referred to as the physiological effects.

MA_775_DIABLO [31]3 years ago
8 0

Answer:

D. the volume of blood pumped by the heart increases

Explanation:

When there is an increase in the rate at which a person exercises his or her body, the volume of blood that is pumped by the heart increases, resulting in an increase in energy.

The heart tries to ensure that the entire body has enough Oxygen. As a result of this, the blood pressure of the body also tends increase as well.

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Nataliya [291]
Fats are not an ideal sorce of energy because fats are made of phopholipids and lipids are slow moving amino acids.
7 0
3 years ago
The recognition sites for the restriction enzymes BamHI, XbaI and BglII are G^GATCC, T^CTAGA and A^GATCT, respectively. Which en
Goshia [24]

Answer:

(C) Only BamHI and BglII fragments are compatible.

Explanation:

First we can visualize how the enzymes cut by completing the strand below and cutting where indicated. The three enzymes cut with cohesive ends.

Then we can complete the sense of the strands and serach compatible ends. Keep in mind that we can only join 5 'ends with 3' ends.

BamHI =  G...3'               5'...GATCC  

               CCTAG...5'               3'...G

               

XbaI =      T...3'               5'...CTAGA

                AGATC...5'               3'...T

BglII =       A...3'              5'...GATCT

                TCTAG...5'              3'...A

In bold, leave the bases that remain in single strand and must be compatible with those of the other end.

To be compatible they must be complementary bases. A with T and C with G.  

Now you can see that only BamHI fragments are compatible with those of BglII.

3 0
3 years ago
what will would happen if weed killer from factory were to pollute the lake. include aquatic food chain that can be affected
Aleksandr-060686 [28]

Answer:

lots of animals will die and it might affect are water usage

Explanation:

3 0
4 years ago
The effect of soil organic matter on the amount of water available to plants is due to organic matter influence on total soil po
sashaice [31]

Answer:

The answer is true.

Explanation:

It was discovered that a silt loam soil with 6% organic matter will hold more than twice water of a the one with 2% organic matter.

This means that, the more the organic matter in the soil, the more the ability of the soil to hold water for the usefulness of the plants.

4 0
4 years ago
Which of the following activities would have the greatest impact on the amount of dirt, oil and other contaminants added to the
Ksju [112]

Urban areas are crowded places with many apartments, offices, restaurants, parking lots and shopping centers. Comparing the amount of dirt, wastages and pollutants that are released into streams and lakes by each of these sources, we can conclude that the construction of a shopping mall or parking lot contributes a lot to the addition of the wastage into the streams and lakes

A shopping mall and parking lot in itself occupies a lot of space hindering the air balance and also increasing the traffic in the area and the adjacent areas leading to this area. On the other hand , this construction accommodates hundreds of shops that discards bulks of packaging materials in the form of plastic covers, fabric, card boards and other wastages which will have to be dumped every day.

Apart from this, urban areas have major part of the land covered with roofs and roads thus making all the rain water flow into the sewer and drainages washing out chemical wastes, pet wastes and other garbages into the streams and lakes.

3 0
4 years ago
Read 2 more answers
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