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Katarina [22]
2 years ago
5

Losses of usable energy between successive trophic levels in an ecosystem are best accounted for by _________

Biology
1 answer:
Vesnalui [34]2 years ago
5 0

Answer:

The 2nd law

Explanation:

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A physician conducts a survey among 100 patients suffering from migraine headaches to assess the range of headache severity amon
geniusboy [140]
In order to interpret the results obtained from this kind of survey, we simply could not rely on the number alone.
So, the data analysis that he would likely to apply to interpret the results would be : Qualitative and inferential

hope this helps
7 0
2 years ago
A personal trainer thinks her clients get better workouts and are stronger if they listen to music while working out. Over the n
katrin [286]

Answer:

The correct answer is: the group of 10 people that lifted the barbell with music is the control group.

Explanation:

The personal trainer made an experiment to test her hypothesis. When experiments are being made, is common to have a control group and an experimental group.

The control group is the one that is subjected to the usual conditions, the group that shows what normally happens. The experimental group is the opposite, this group is observed while it goes through an unusual condition that may impact how they perform in the task observed.

<u>The personal trainer thinks that playing music for her clients is of benefit to them, so we can assume that she always plays music during the workouts, which means that the control group is the one that is listening to music while lifting a barbell</u>. The group that worked out without music is the experimental group because they were the ones that performed that activity with a change in their normal environment.

7 0
2 years ago
The rapid depolarization phase of the action potentials of myocardial contractile cells is due to which ion(s)? The rapid depola
fgiga [73]

Answer:

Na+ only

Explanation:

Depolarisation of membrane refers to the change in the resting membrane potential of the membrane of a cell which is usually -70mv to a more positive value.

This value changes when the positive ions move inside the cell which increases the positive charge inside the cell.

In the myocardial cell, the sodium ions move inside the cell which changes the potential towards the more positive side as a result of which the signals for contraction arises.

Thus, Na+ only is correct.

5 0
2 years ago
A population of 20 monarch butterflies colonizes a meadow. The meadow's carrying capacity for monarch butterflies is 5,000 indiv
Oksi-84 [34.3K]

Answer:

The only possible answer is D, which states that the population will reach 5000 and after that the growth will stabilise (exactly what would hapen in a logistic growth).

Hope This Helps!  Have A Nice Day!!

7 0
2 years ago
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A 45-year-old man had coronary artery stents placed 2 days ago. Today, he is in severe distress and is reporting "crushing" ches
Greeley [361]

Answer:

In the particular case, acute coronary syndrome (ACS) have occurred in the cardiac arrest. The ACS refers to a condition that arise due to the decrease of blood flow in the coronary arteries, such that the segment of the heart muscle is not able to function properly or dies. Some of the signs and symptoms of ACS are chest pain and discomfort, pain rising in your chest and in the arms, shoulders, neck, or jaw, indigestion, nausea or vomiting, shortness of breath, unusual fatigue, excessive sweating, restlessness, dizziness, or fainting.

7 0
2 years ago
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