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Molodets [167]
3 years ago
15

HELP ASAP PLEASE…………….

Biology
1 answer:
saveliy_v [14]3 years ago
7 0
<h3>A. Cellulose  ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎</h3>
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Cellulose is found in the _______(this question regards organelles btw)
Triss [41]

It is found in the cell walls of plants.

4 0
3 years ago
John has sudden attacks of intense fear in which he experiences palpitations, he feels dizzy, and he has trouble catching his br
sattari [20]

Answer:

panic disorder

Explanation:

The complete question is as follows:

John has sudden attacks of intense fear in which he experiences palpitations, he feels dizzy, and he has trouble catching his breath. During these attacks, he worries that he is going to die. From this description, it sounds like John has _____.

A. Schizophrenia

B. obsessive-compulsive disorder

C. panic disorder

D. generalized anxiety disorder

  • When a person experiences repeated panic attacks then the person is said to suffer from panic disorder.
  • During a panic attack the person experiences the following symptoms :
  1. palpitations
  2. sweating
  3. shaking
  4. numbness
  5. shortness of breath
  • Panic attacks may be caused due to different reasons such as past abuse, smoking, etc.
  • it is a form of extreme anxiety.
  • Since John is displaying the symptoms as stated above he is suffering from panic disorder.
5 0
4 years ago
When does cellular respiration occur? are there any situations where living cells are not respiring?
ehidna [41]
Cellular respiration consists of different process as glycolysis. Krebs cycle and electron transport so that an energy in the form of ATP extracting in the process of cellular respiration in the food you eat. All organism undertake the first step which is glycolysis. 
Cellular respiration goes on all the time, it involves an intake oxygen and glucose in order to create energy. Respiration is important because without it you would'nt  be alive because you need oxygen for you to live.

Yes. it has a situation where living cells are not respiring, for example, the microbial cells that live in anaeboric environments in certain environments will use fermentation rather than respiration to produce ATP. An example is yeast cell in beer mash.
5 0
3 years ago
All about birds why are birds able to leave virtually everywhere on earth biology junction
Lelechka [254]
Birds live virtually everywhere on Earth because they have evolved endothermy, the ability to use their metabolism to maintain a constant body temperature.
Birds belong to the class aves; they have an extremely efficient, one way breathing system with additional air sacs. Flying birds have strong, hollow bones and powerful flight muscles. Most birds can fly, they have a strong heart and an efficient way of breathing; which are necessary for birds to fly. 
5 0
3 years ago
Importance of freezing stem cells in South Africa?
Nesterboy [21]

Answer:

Stem cells are special cells found in the human body which has the ability to change into different cell types and functions.

They are expensive in South Africa and are freezing the stem cells helps in the preservation of the cells for research works in the medicine. They are also used in the treatment of different illnesses which requires cells and tissue transplants.

6 0
3 years ago
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