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Ipatiy [6.2K]
4 years ago
6

Osteoporosis results not only from primary aging but also from too _____. much calcium much exercise little exercise few pregnan

cies
Biology
1 answer:
Shalnov [3]4 years ago
6 0
Osteoporosis can also result from too little exercise. 

A sedentary lifestyle puts people in greater risk for osteoporosis. Exercise helps with bone development. The lack of it will encourage loss of bone mass putting one at greater risk of losing calcium. In addition, exercise also helps with muscle strength which can reduce the risk of falling down. 
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Do Different cell types also have special duties, like building skin or bone, pumping out hormones, or making anti-bodies.
Schach [20]

Answer:

Yes, different cell types also have special duties, like building skin or bone, pumping out hormones, or making anti-bodies.

Explanation:

Cell is the basis structural and functional unit of a living organism. The body of a human is composed of trillions of cells that are organized in around 200 types of cells.

<u>A tissue is simply a group of specific kind of cell that have  a specific role.</u>

  • For example: The nervous system contains cells called neurons that have ability to transmit message from one place to another and allow us to respond to any environmental stimuli, such as heat, cold, danger etc.
  • Skin cell is composed of cells that have a role in protecting the body against the attack of harmful microbes. They also protect have role in building new skin cells and adding the protection to our body.
  • Blood cells have a role in providing us immunity (for example white blood cells) therefore, make us better able to protect ourselves from danger of diseases.
  • Muscle cells help us in moving our organs as well as allowing the whole movement from one place to another.

Thus we see that different types of cells have special functions and all these different cells coordinate with each other to make an organized and functioning body of a living organism.


Hope it help!

7 0
3 years ago
Which study led biologists to infer that the ancient archosaur was active during the night? ancestral state reconstruction sugge
MrRissso [65]
The correct option is this: ANCESTRAL STATE RECONSTRUCTION SUGGESTING THAT THESE ANIMALS HAD OPSINS THAT WERE SHIFTED TOWARD THE RED.
Ancestral reconstruction is the extrapolation back in time from measured characteristics of individuals to their common ancestors. Opsins are a group of light sensitive proteins that are located in the photoreceptor cells of the retina of the eyes. Having opsin that were shifted toward the red colour will enable the animal to see very well in the night time, thus, the animal will be active during that period.
4 0
3 years ago
Lab is it alive? Characteristics of living and non living things
SIZIF [17.4K]

living things are alive and they eat and breath air. like so humans, plants, animals.

non-living things are not alive so they dont eat or breath air. for example sunlight, rocks, water, air

8 0
3 years ago
What pigment, only present in plants, makes photosynthesis possible?
aev [14]
C is your answer so pick c
7 0
3 years ago
Read 2 more answers
If frank is using a drug that causes addiction in nearly 75% of those who use it, he is probably ingesting
SVEN [57.7K]

Crack

If frank is using a drug that causes addiction in nearly 75% of those who use it, he is probably ingesting crack.

Crack is a relatively cheap, extremely addictive form of cocaine which is usually smoked through a crack pipe. Crack is highly used and available in a rock form that is usually white, cream, tan, or light brown. Crack is extremely concentrated and addictive. It is  possible for an individual  to become addicted to it after its first use. When crack is smoked, its effects take place under a minute and lasts within 30 to 60 minutes.


8 0
4 years ago
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