Answer: true
Explanation: Sleep is important to a number of brain functions, including how nerve cells (neurons) communicate with each other. In fact, your brain and body stay remarkably active while you sleep. Recent findings suggest that sleep plays a housekeeping role that removes toxins in your brain that build up while you are awake
hope this helps
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Answer:
1) Make an observation that describes a problem,
2) Create a hypothesis,
3) Test the hypothesis
4) Draw conclusions and refine the hypothesis.
Answer:
Please see below
Explanation:
The number of chromatids have been stated with the respective event when it occurs in that particular number in the following way:
<u>23 chromatids</u>
primary oocyte arrested prior to ovulation
spermatozoa
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<u>46 chromatids</u>
oogonium prior to S phase
<u>92 chromatids</u>
secondary polar body
Since, the options have not been given the question is incomplete. The complete question is as follows:
The island of Guam traditionally has not had any snakes that prey on birds; however, brown tree snakes that prey upon birds were introduced. Use your knowledge of wolf-moose population dynamics to determine what happened to the population dynamics of birds and the new snakes on Guam. Which statement is probably one of the results of the snake introduction?
Because prey was abundant and few predators existed, snakes spread throughout the island.; Snake populations increased exponentially as they preyed upon birds that had no defenses against the predators.; As snake populations became very large, they reached the carrying capacity of Guam and caused bird populations to crash.; Because bird populations crashed, one of the birds' main prey items, spiders, increased their population size.
Answer: Because bird populations crashed, one of the birds' main prey items, spiders, increased their population size.
Explanation:
The wolf-moose population dynamics suggests that if the population of the moose increases the wolves will get more food and will increase in number whereas if the population of moose decrease the wolves will also decrease. This describes the predator-prey relationship.
According to the given situation, all the statements describes the predator prey relationship between birds and snake. The snake population will increase in the Island due to the availability of birds as food. But the statement, Because bird populations crashed, one of the birds' main prey items, spiders, increased their population size. is not directly related to the predator prey relationship between bird and snake. This is one of the consequences of the decline or crash of the bird population after the introduction of the snake population.
This belief is not accurate
Explanation:
The light wave of different frequencies or of a single frequency when reaches an object different occurrences take place. Such occurrences are- of light absorption, where an object absorbs the wavelength of light and the energy gets converted into heat; the light gets reflected by that object and it might be transmitted too.
An object looks colored because it absorbs the frequencies of a particular color and reflects it. It occurs because the material frequency of the object matches the light frequency and it is different in different object.
