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Misha Larkins [42]
3 years ago
11

For uv region absorption, which light source will be used? a. mercury lamp b. deuterium lamp c. tungsten-halogen lamp d. none of

these
Biology
1 answer:
Finger [1]3 years ago
4 0

Deuterium lamp is used for uv region absorption

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Answer:

What's Ecosia?

Explanation:

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3 years ago
Stroke volume is the amount of blood that leaves the left ventricle of the heart with each contraction. If a person has a stroke
makvit [3.9K]

Explanation:

The amount of blood that leaves the left ventricle of the heart with each contraction is called Stroke volume.

A person has a stroke volume of 80 ml/beat. It means that it is 80 milliliters per beat.

We need to find how many liters would that be.

We know that, 1 litre = 1000 milliliters

1 mL = 0.001 L

To convert 80 mL to litres, we can do it as follows :

80 mL = (80 × 0.001) LL

= 0.08 L

Hence, he stroke volume of a person is 0.08 L/beat.

8 0
3 years ago
In the illustration below, label X is pointing to the A. antigens B. antibodies C. antigen-binding sites D. interferons In the i
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Answer:

The correct option is C: antigen-binding sites

Explanation:

The antibody is shaped much like the letter Y in the English alphabet. It has two antigen binding sites that are identical in nature. The specificity of these sites is determined by the amino acid sequence that makes it up. Antibodies are complementary to these antigen binding sites, and the antibodies have an incredible ability to recognize a great variety of antigens.

Hope that answers the question, have a great day!

6 0
3 years ago
Exoplanets are planets that _____.
lesantik [10]

Answer: The exoplanets are the planets which orbit stars other than the sun.

Explanation: Exoplanets are also known as extra solar planets which means that these planets revolve or orbit around the stars other than the sun.

Exoplanets does not belong to our solar system because in our solar system, the planets orbit around the star named as sun.

Examples of exoplanets are Kepler-186f , 55 Cancri e.

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2 years ago
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The current population of a threatened animal species is 1.6 million, but it is declining with a half-life of 25 years. How many
kotykmax [81]

The current population of a threatened animal species is 1.6 million, but it is declining with a half-life of 25 years. How many animals will be left in 35 years<u> The decay law i</u>

<u>p(t) = 1,700,000 (1/2)t/25</u>

<u>where t is in years and p(t) is the population at time t.  Plug in 40 and 55 for t.</u>

<h3>What is threatened animal?</h3>

Any species (including those of animals, plants, and fungi) that is likely to become endangered in the near future is considered to be a threatened species. The population dynamics measure of critical depensation, a calculation of biomass related to population growth rate, is occasionally used to identify threatened species. This quantitative indicator is one way to gauge how endangered an area is. When discussing IUCN categories, the terms threatened and vulnerable may be used interchangeably; however, threatened generally refers to the three categories (critically endangered, endangered, and vulnerable), whereas vulnerable generally refers to the category that is least at risk among the three. However, since all threatened species are vulnerable species, they can usually be used interchangeably.

To learn more about threatened animal from the given link:

brainly.com/question/15576147

#SPJ4

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