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nata0808 [166]
3 years ago
6

An acid has which chemical in high abundance

Biology
1 answer:
11Alexandr11 [23.1K]3 years ago
4 0
Hyaluronic acid, <span>also called </span>hyaluronan.
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How do stars have light
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Our sun is extremly hot. like our sun, hydrogen is being converted into helium, a process which gives off energy that heats the star

Explanation:

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Which describes an interaction in which two organisms that interact must use the same limited resources?
pogonyaev

Answer: competition

Explanation:

Competition is an ecological interaction in which two organisms interact with each other in order to obtain the same resource. The resource can be food, shelter, mate or other. The competition can be intraspecies which means the members of the same species compete for the resources. The competition can be interspecies which means members of the two distinct species compete for the same resource. Generally the competition leads to the decrease in growth, abundance and distribution of members of the inferior species and the members of the superior species derives the resources.

4 0
3 years ago
Read 2 more answers
At list of processes associated with CO2 transport in the blood. Classify each process as occurring predominantly at peripheral
nataly862011 [7]

Answer:

a. CO2 is produced ---> occurs predominantly at the peripheral tissues

b. CO2 + H20 to form H2CO3 ---> occurs predominantly at the peripheral tissues

c. Bicarbonate combines with H+ to form H2CO3 ---> occurs predominantly in the lungs

d. CO2 diffuses into blood ---> occurs predominantly at the peripheral tissues

Explanation:

Peripheral gas exchange or internal respiration is the gaseous exchange that occurs between the blood and the tissues of the body across the walls of the peripheral capillaries in contrast to external respiration which is the exchange of respiratory gase, carbon (iv) oxide and oxygen, between the body and the external environment occuring at the lungs.

During respiration, carbon dioxide is removed from the body through the lungs while oxygen is taken into through the lungs.

Carbon dioxide is produced as a waste product of metabolism by the tissues of the body. Removal of carbon dioxide is of utmost importance and occurs in three distinct ways in the body:

1. First carbon dioxide is transported in dissolved form in the blood to the lungs.

2. Carbon dioxide combines reversibly with hemoglobin to form carbaminohemoglobin and is transported to the lungs where it dissociates from hemoglobin is removed via expiration

3. Carbon dioxide is transported in the form of bicarbonate in blood to the lungs where it removed by the following process : i) carbon dioxide produced in the peripheral tissues diffusers into the and into the red blood cells. (ii) The enzyme carbonic anhydrase converts it to carbonic acid (iii) Carbonic acid dissociates into bicarbonate and hydrogen ions. Hydrogen ions binds to haemoglobin while bicarbonate is exchange with chloride ion in the plasma. (iv) Bicarbonate is transported to the lungs in blood plasma. (v) At the lungs, bicarbonate renters the red blood cells in exchange for chloride ions. The bicarbonate combines with hydrogen ions released from hemoglobin to form carbonic acid. Carbonic acid is broken down to carbon dioxide and water by carbonic anhydrase in the red blood cells. Carbon dioxide diffusesout into the lungs and is expelled.

Therefore, the processes in the question above can be classified thus:

a. CO2 is produced ---> occurs predominantly at the peripheral tissues

b. CO2 H20 to form H2CO3 ---> occurs predominantly at the peripheral tissues

c. Bicarbonate combines with H+ to form H2CO3 ---> occurs predominantly in the lungs

d. CO2 diffuses into blood ---> occurs predominantly at the peripheral tissues

8 0
3 years ago
Which climate zone tends to have cold winters and warm summers?
AVprozaik [17]
<span>Temperate climates have cold winters and warm summers. The climate is primarily depend upon the latitude. The region near to equator have hot climate known as tropic region. Temperate regions are away from the equator. due to the inclination and globular structure of earth the temperate regions have cold winter and warm summer.</span>
5 0
3 years ago
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Name three factors that are important in promoting venous return
Grace [21]

1.The presence of valves 2.the milking action of skeletal muscles 3. the veins as the muscles contract

8 0
3 years ago
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