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zhannawk [14.2K]
2 years ago
15

What does X represent in this model?

Biology
1 answer:
nadya68 [22]2 years ago
3 0
X represent light energy
Remember the process by which plants make their food
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Why do biologists have to study chemistry?
Snowcat [4.5K]
To understand the phenomenon of biological cell


To understand which principal occurs


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5 0
3 years ago
Which type of stimulus following a behavior removes something that is unpleasant? positive reinforcer negative punisher positive
Zolol [24]

The type of stimulus following a behavior removes something that is unpleasant is the negative reinforcer.

Stimulus is any signal. This can be in the form of touch, smell, taste, etc. This stimulus triggers the nerve cells of the body that send to signals to the brain to generate a response. For example, when one person touches a hot utensil, the touch of heat acts as a stimulus, where the brain sends response in the form of instantly removal of the hand.

Negative reinforcement is the response towards a stimuli that has not yet been received. For example, taking a medicine before any disease appears  is the acts of negative reinforcement.

To know more about negative reinforcement, here

brainly.com/question/14299460

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5 0
1 year ago
Identify three sources that would provide a dna sample for analysis
iragen [17]
Blood, urine, tissue/skin, saliva, hairs, etc.
4 0
3 years ago
The biological levels of organization range from a single cell all the way up to the biosphere in a highly structured hierarchy.
ELEN [110]

Answer:

B) Tissue is made of different types of cells.

D) Organs are made of different types of tissue.

Explanation:

The tissues are made of different types of cells. The organs are also made of different types of tissue. There is no need of same types of tissues to make organs. Thus, option (B) and (D) is correct answer.

7 0
3 years ago
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What are the two steps of signal detection?​
kozerog [31]
B. the intensity o stimulus and the observer's criteria.
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3 years ago
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