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ki77a [65]
4 years ago
8

What cell is this? Year 9

Biology
2 answers:
elena-14-01-66 [18.8K]4 years ago
8 0

That is a white blood cell, specifically a neutrophil(because of the segmented nucleus)

Hope this helps:)

enot [183]4 years ago
3 0

Answer:

amoeba !

it should be if ur in grade 9

Explanation:

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An owl has good night vision because its eyes can detect a light intensity as small as 5.0 × 10-13 W/m2. What is the minimum num
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Answer:

Thus, the minimum number of photons per second is 77.34

Explanation:

Light intensity, I_{min} =  5\times 10^{-13} W/m^{2}

Pupil has a diameter, d = 8.5 mm

                                      = 8.5 x 10^{-3} m

Radius of the eye, r = 4.25 x 10^{-3} m

∴ Area of the eye, A = \pi .r^{2}

                                 = 3.14\times \left ( 4.25\times 10^{-3} \right )^{2}

                                = 5.6\times 10^{-5} m^{2}

Let P_{min} be the minimum number of photons.

Therefore, P_{min} = I_{min} x A

                                              = 5\times 10^{-13} x 5.6\times 10^{-5}

                                             = 2.8\times 10^{-17} W

Thus the minimum number of photons is given by

N_{min}=P_{min}/E

where E = hc/\lambda

             = \left (6.63\times 10^{-34}\times 3\times 10^{8}  \right )/548\times 10^{-9}

            = 3.62\times 10^{-19} J

Therefore, N_{min} = \frac{2.8\times 10^{-17}}{3.62\times 10^{-19}}

                                              = 77.34 photons per second

Thus, the minimum number of photons per second is 77.34

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3 years ago
List tim''s symptoms and identify the organ system (or specific organ) associated with those symptoms. (your may need to referen
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2. The thyroid gland is an organ of the endocrine system which is located in the neck, behind Adam's apple. It regulates metabolism, protein synthesis and development. It does so by producing a number of hormones: calcitonin, thyroxine and triiodothyronine. The two thyroid hormones (thyroxine and triiodothyronine) regulate the body's metabolism by controlling the way cells produce and consume energy.

3. Hyperthyroidism is an endocrine condition in which there is an overproduction of thyroid hormones by the thyroid gland. Under these conditions, the thyroid gland proves to be overactive and the main symptom is the acceleration of the metabolism. Tim's sudden increase of growth rate and inability to gain weight, along with his nervousness and mood swings, and his fatigue and loss of energy could indicate a problem of hyperthyroidism.

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Statistically, Yuko, who is Japanese, is more likely to express embarrassment when she is successful in a task, than Elizabeth, who is American.

<h3 /><h3>How is culture able to affect personality formation?</h3>

Culture corresponds to the set of values, habits and norms shared by a group. In Japan, for example, embarrassment is a cultural habit that represents the country's social identity and impacts the social and cognitive formation of the individual at different stages of life.

Therefore, the culture of embarrassment is important in Japan for expressing its identity in relation to itself, translating the historical values ​​that the Japanese are focused not on themselves, but on being of service to others.

Find out more about culture here:

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