3 years ago

Describe the structure of a typical bone

1 answer:

7 0

Answer:

The outside of the bone consists of a layer of connective tissue called the periosteum. Additionally, the outer shell of the long bone is compact bone, then a deeper layer of cancellous bone (spongy bone) which contains in the medullary cavity the bone marrow.

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One example of scientists taking different approaches that lead to the same result is

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Two scientists testing different hypotheses about the same question

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3 years ago

At the beginning every heartbeat the heart is what?

PSYCHO15rus [73]

Answer:

The heart is a pump, usually beating about 60 to 100 times per minute. With each heartbeat, the heart sends blood throughout our bodies, carrying oxygen ... It sends out an electrical signal to start the contracting (pumping) of the heart muscle.

Explanation:

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3 years ago

What is the difference between a compound microscope and an electron microscope

WARRIOR [948]

Compounds microscope is an optical instrument for forming magnifying images of small objects having an objective Len with a very short focal length. While electron microscope is a high power of microscope uses beam of electron focused by magnetic lenses instead of rays of light.

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4 years ago

Match each part of the brain with the correct label. 2

raketka [301]

Answer:

For the numbers on the brain

1. Forebrain: Telencephalon

2. Forebrain: Diencephalon

3. Hindbrain

4. Midbrain

Explanation: correct

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2 years ago

You catch, tag, and release 35 fish back into a pond. Then, you catch 70 more fish, 12 of which have tags on them. What is the b

Ivenika [448]

Answer:

204

Explanation:

proportion : 12/70 = 35/x

70(35)=12x

2450=12x

204.166667=x

Round : there is about 204 fish in the pond

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3 years ago