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sergejj [24]
3 years ago
5

Based on the article "Will the real atomic model please stand up?," why did J.J. Thomson experiment with cathode ray tubes?​

Biology
1 answer:
lyudmila [28]3 years ago
5 0

Answer:

To determine that electric beams in cathode ray tubes were actually made of particles

Explanation:

I hope this is correct, if it isn't then feel free to let me know and I will correct it. I'm sorry in advance if it is incorrect.

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The pathway between the ventral tegmental area (VTA) and the _____ is critical for the addiction process because lesions to this
Airida [17]

The pathway between the ventral tegmental area (VTA) and the Nucleus Accumbens is critical for the addiction process because lesions to this pathway eliminate addiction. It is a part of the brain.

<h3>What is the nucleus accumbens?</h3>

The nucleus accumbens refers to a part of the forebrain located in the hypothalamus.

The nucleus accumbens is an interface between motivation (i.e., stimuli) and the corresponding action (response).

The nucleus accumbens is fundamental in different responses such as, for example, rewards, stressful situations, drug behavior, etc.

Learn more about the nucleus accumbens here:

brainly.com/question/4946361

5 0
2 years ago
What statement listed below is true of the stars in the Milky Way Galaxy?
UkoKoshka [18]

Answer:

Most of the stars in our galaxy are made of hydrogen gas.

6 0
3 years ago
If the frequency of an allele is 0.75, how many copies of this allele should be in a population of 300 diploid individuals?
Ray Of Light [21]

I have provided the options below:

a. 150

b. 225

c. 300

d. 450

e. 75

Answer:

150

Explanation:

Hardy-Weinberg law states, the allelic frequencies of a gene that is, q and p follow the relationship p^2+q^2+2pq = 1, if the population is in equilibrium.

Therefore p^2+q^2+2pq = 1, can be used to calculate the percentage of the allelic frequencies i.e. p^2 and q^2

Allelic frequency = 0.75.

Therefore, the percentage of the allele in the population would be given by

0.75^2 = 0.5625 = 56%.

And the total number of individuals with this allele in the population:

number of individuals = 56×300÷100

= 168 or

150 nearest figure.

8 0
3 years ago
If energy can't be created according to the first law of thermodynamics, where does it initially come from?
oee [108]

Answer:

The sun.

Explanation:

3 0
2 years ago
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What pulls the chromosomes apart in anaphase?
VLD [36.1K]

Answer:

D. Spindle Fibers

Explanation:

During anaphase, the centromeres of each chromosome split and the mitotic spindle pulls the sister chromatids apart.

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3 years ago
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