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melamori03 [73]
3 years ago
8

Which best describes how air moves during convection?

Biology
2 answers:
In-s [12.5K]3 years ago
6 0

Answer:

cool,dense air falls through warmer ,less dense air.

Explanation:

Marina CMI [18]3 years ago
3 0

The answer is option C "Warm air rises as cooler, denser air falls." Convection is heat transfer between two objects for example a hot metal pot to a spoon. During convection hot air rises and cold air (or denser air) sinks.

Hope this helps.

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You are a stem cell therapist who is researching a stem cell therapy to help broken bones heal faster. This therapy involves inj
melisa1 [442]

In stem cell therapist ,Osteoblast cells are the most likely type of cell that will be injected. Cells called osteoblasts produce bone. They achieve this by generating a matrix that becomes mineralized, increasing bone mass. This kind of cell injection will promote quick bone repair.

Our patients and readers typically experience a few waves of shock when learning about stem cells, particularly stem cell therapy.

Realizing that stem cells are a natural component of our body rather than some new, miraculous innovation is the first major epiphany. To put it very broadly, each and every one of us was once nothing more than a few stem cells.

The second surprise comes when you discover that stem cells can be extracted from your body and can differentiate into a variety of mature cells that your body requires for regeneration and healing.

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3 0
2 years ago
Which of these are found in both eukaryotes and prokaryotes (choose all that apply)
kaheart [24]

Answer:

The correct answers are option b. "replication bubbles" and d. "replication forks".

Explanation:

The nucleic acids replication systems share some similarities between eukaryotes and prokaryotes. For instance, both organism have replication bubbles. However, prokaryotes have a single replication bubble because its replication process starts from a single origin, while eukaryotes have several replication bubbles. Also, the replication forks are well conserved from prokaryotes to eukaryotes with only some differences among the enzymes present within the fork.

7 0
3 years ago
When naming acids, the prefix hydro- is used when the name of the acid anion ends in _____?
SVEN [57.7K]
<span>When naming acids, the prefix hydro- is used when the name of the acid anion ends in -ide</span>
4 0
4 years ago
Which of the following best describes how the process of mitosis results in the formation of new cells? (2 points)
Vinil7 [7]
B is the correct answer :))) took bio last year
8 0
3 years ago
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What is hypersensitivity? Allergies? Autoimmune disorders?
JulijaS [17]

Answer:

Hypersensitivity is also known as  intolerance which is defines as an unwanted reactions due to changes or interference with immune system for example  allergies and autoimmunity. Hypersensitivity is the reaction of immune system that can be harmful and weakens once body.

Allergy is kind of hypersensitive reaction which is having fast response within few minutes rather than hours or days. In the case of allergies free antigens cross link with IgE on mast cells and basophils and releases vasoactive biomolecules. Few example of Allergies are anaphylaxis and asthma.

Autoimmune disorders are also a kind of hypersensitive reaction which occurs when body's immune system attacks own body cells mistakenly. few examples are Type 1 diabetes, Rheumatoid arthritis (RA), and Multiple sclerosis.

3 0
4 years ago
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