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Sidana [21]
2 years ago
12

A protein channel, like the peripheral and integral proteins, is a transport protein that

Biology
1 answer:
Ilia_Sergeevich [38]2 years ago
7 0
A protein channel is a transport protein that helps larger molecules, that would otherwise not be able to diffuse through the membrane of a cell to move in or out of the cell depending on the concentration gradient.
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Biology End of Year Cornerstone Assessment
marshall27 [118]

Answer: hypothesized that the higher pH levels would increase the rate

of movement of the Artemia. The students placed the Artemia in petri dishes with 2 mm x 2

mm grids marked off on the bottom of the dishes. The students calculated how fast the Artemia

traveled in each pH (4-9) solution by counting the number of squares on the grid that the

Artemia crossed per second of timing.

The data collected from their experiment is presented below:

pH of Water

Rate of Movement of

Artemia

(squares per second)

4

1

5

5

6

10

7

20

8

20

9

25

1. Using the grid below, create a graph based on the above data.

Explanation: yes

6 0
1 year ago
People who claimed to have experienced the presence of the huge ape-like creature named Big Foot indicate that one specific qual
svet-max [94.6K]

Answer:

D. unnatural scream

Explanation:

The Bigfoot is a an animal around there's lot of debate, as there are thousands of sightings, but not conclusive proof that it actually exists, thus it falls into the category of mythological creatures for the time being. This creature has been described by thousands of people that claim to have seen it or hear it, and the descriptions are pretty much the same, very tall, hominid-like, bipedal, dark fur, very quick, and terrifying. Something else that is a specific feature of the creature is the sounds its make, as everyone has said that it produces incredibly powerful unnatural sounding scream. People have said that they have frozen from fear after hearing those sounds, and that whenever that sound occurs all other animals run away frightened in the opposite direction.

5 0
2 years ago
The speed of neurotransmission in the frontal lobe increases during adolescence due to the growth of
Marizza181 [45]

Answer: Myelin

Explanation:

The speed of the neurotransmission increases as we grow. The behavior of the teenager is quite different from the behavior of the adolescents.

They are more active, heroic and wants to take risk. This is because their brains are not completely developed till they reach the age of 25.

As they grow and reach the late 20s the white mater in the brain increases as the frontal lobe is the last part of the brain development.

Due to the development of the myelin in the frontal lobe the transmission of the signal increases at adolescence.

4 0
3 years ago
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The DVD experiment worked to prove that spontaneous generation:
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The DVD experiment worked to prove that spontaneous generation
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2 years ago
Circle the letter of each sentence that is true about carbohydrates.
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A, b , and c are true. The monomer of sugar polymers is monosaccharides
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