Null hypothesis is the hypothesis that the effect relationship, or the other manifestations of variables and data under investigation does not exist.
I null hypothesis , a study is started in which an assumption is made that there is no difference between the experimental and control groups.
This assumption of no difference between between the experimental and control groups is known as null hypothesis.
If the results of the study indicate a P value, it indicates that there is a difference between the groups and it is determined with the help of the P value that this difference is due to chance.
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Answer:
The two types of nutrients are :-
Micronutrients:- are vital dietary ingredients that organisms require in variable amounts throughout their lives in order to orchestrate a variety of physiological activities that keep them healthy.
Macronutrients:- a chemical element or substance (such as potassium or protein) required in relatively high levels for a live organism's development and health.
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Answer:
does not kill bacteria, but does slow growth
Explanation:
Answer:
Scapular protraction and rotation.
Explanation:
The serratus anterior muscle is originated from the sides of the chest and originates from the 1 to 8 ribs. The long thoracic nerve innervates in the serratus anterior muscle.
This muscle inserts at the medial border of the scapula. The contraction of this muscle results in the scapular rotation and pulls the scapula towards the thorax. The anteversion of the arm and the scapular protraction is also caused by serratus anterior contraction.
Thus, the correct answer is option (2).
Answer:
You didn't give options, but I would say either rat guts, animal fecal matter, or bugs.
Explanation:
