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Andre45 [30]
3 years ago
6

A thin section of bacteria sample is cut with a knife and exposed to an electron beam during:

Biology
1 answer:
nordsb [41]3 years ago
7 0

Answer:

Out of the four given options

option e) Transmission Electron Microscopy

is correct

Explanation:

A thin bacteria sample section is cut with the help of a knife and then exposed to a beam of electron in TEM.

Transmission Electron Microscopy, abbreviated as TEM is a technique of microscopy in which an electron beam is emitted and is made to pass through a specimen which is an ultra thin(less than 100 nm in thickness)resulting in the formation of an image and then this image is then enlarged and focused on a fluorescent screen or on any imaging device.

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djyliett [7]

Answer:

Tolerance to heat, light and parasite.

Explanation:

Characteristics of tolerance to heat, light and parasite are the three reasons that might use a higher percentage of Nguni on the sector of livestock farmers in South Africa in 2003. The temperature of South Africa is extremely high which can be tolerated by the Nguni cattle due to its good characteristics. The Nguni cattle can bear extreme temperature, high intensity of light and resistance to parasites make it best suited for that environment.

8 0
3 years ago
Hormones that help regulate blood calcium levels are made by the A. parathyroid gland. B. pancreas. C. thymus gland. D. adrenal
Kryger [21]
The correct answer is A, parathyroid gland.

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3 years ago
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saw5 [17]

Answer:

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Explanation:

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6 0
1 year ago
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6 0
3 years ago
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