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Kazeer [188]
3 years ago
9

A student is scratching a mineral on a white plate in science class. What property is this student testing?

Biology
2 answers:
vredina [299]3 years ago
6 0
D streak:colour of a mineral <span>observed against an unglazed white porcelain plate.</span>
Ksju [112]3 years ago
4 0
D Streak. The student is scratching it on white paper to test the streak.
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What specialized structure would you expect to find in a cell adapted to produce energy​
Naddik [55]

Answer: Mitochondria

Explanation:

Mitochondria are oval shaped cell organelles bounded by a double membrane, and serve as a site of respiration or where energy is released from simple sugars like glucose.

Thus, the ability to produce energy makes mitochondria the power house of the cell

6 0
2 years ago
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Malik was out walking on a hot day and then decided to go inside an air conditioned
aev [14]

Answer:

Answer:

B. only chemoreceptors,

mechanoreceptors, thermoreceptors, and

nociceptors

Explanation:

Receptors are chemical structures, that

receive and transduce signals that may

be integrated into biological systems.

Receptors that can be found in the

mouth include: chemoreceptors,

mechanoreceptors, thermoreceptors, and

nociceptors.

Chemoreceptors

These are receptors that detects

chemical stimuli, either molecules or ions

dissolved in liquids. An example would

be our taste buds in the mouth, because

they respond to specific molecules or

ions in our ingested food.

Thermoreceptors responds to changes

in temperature. These receptors are

present in the oral cavity, skin and

hypothalamus.

Mechanoreceptors are receptors that

respond to distortion of the plasma

membrane that occurs due to touch,

pressure, vibration, stretch, stress or

strain

. They can be found in the mucosae of

hypothalamus.

Mechanoreceptors are receptors that

respond to distortion of the plasma

membrane that occurs due to touch,

pressure, vibration, stretch, stress or

strain

. They can be found in the mucosae of

ginviva (gum), cheek, tongue and soft and

hard palate.

Nociceptors are receptor responds

to painful stimuli. The purpose of

nociceptors is to inform the body of

injury, damage or threat of damage to

body tissues so that a response may be

made. They can be found in the tooth

pulp and within dentine cavity.

7 0
2 years ago
Try it
nadezda [96]

you got this i believe in you

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3 years ago
What role does iodine play within the thyroid?
lesantik [10]
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3 years ago
Water is boiled to make steam to turn a generator to send power to a house. The energy conversions involved include ____________
Marina CMI [18]
Mechanical is one of them
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