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AVprozaik [17]
3 years ago
13

Which muscles work in pairs? 1. cardiac muscles 2. skeletal muscles 3. smooth muscles

Biology
1 answer:
Tpy6a [65]3 years ago
5 0
Skeletal muscles work in pairs
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Why do you think the snapper population changed the way it did?
maksim [4K]

Answer:

Snapper population is decreasing

Explanation:

The population is decreasing since the human population is increasing dramatically.  As the human population increases, the demand for fish and seafood also increases since humans eat seafood and fish.  As the demand for fish increases, fishermen fish for these snappers more often and in bigger loads.  Snappers cant reproduce faster than these fishermen are hunting for them and so the population decreases

8 0
3 years ago
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What are the long-termand short-term<br> effects of stress on the body, brain, andbehavior?
IgorLugansk [536]

Answer:

The short term effects of stress include pain, nausea, change in appetite, heartburn, constipation, and in some cases, diarrhea.

Long term effect of stress on the body and behavior include changes in one's eating habits and chronic pain. Another long-term effect of stress is acid flux.

Asides having negative effect on the body and behavior, stress can also have some negative effect on the brain such as increasing the risk of developing mental illness, killing of the cells in the brain, brain shrink, and it can hurt one's memory.

Explanation:

4 0
3 years ago
A bacteria culture starts with 200 bacteria and in 1 hour contains 400 bacteria. How many hours does it take to reach 2000 bacte
RSB [31]

Answer:

At 0hr it was 200 bacteria

At 1 hr it doubled and was 400

Means: at every 1 hr the population of the bacteria doubles

400 bacteria = 1hr

2000 bacteria = X

X = 2000 × 1 / 400

X = 5 hrs

7 0
2 years ago
About 90% of the neurons in the nervous system are __________ neurons.
katrin [286]

Answer: association neurons

Explanation:

5 0
2 years ago
In a multicellular organism, organs carry out a variety of life functions. In a single-celled organism, these functions are perf
Art [367]
These are performed by organelles.

<span>Cell is the most basic unit of matter that can carry out all the processes of life however not all cells are alike.The different structures found within the cell is called the organelles and are assigned to perform specific function in the specific cell.  It is also said that organelles maintain the life of the cell. The organelles of a single cell like the organs of a multicellular organism is very essential for the survival of the body. The presence of organelles in both unicellular and multi-cellular organisms are very essential in orde to maintain life and carry on with its individual functions.</span>

6 0
3 years ago
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