a control helps to increase the reliability of the results. it allows a scientist to compare it to other group(s) in an experiment. if a scientist notices a significant different btwn the control and the other groups, he can logically conclude that the independent variable has an impact on the dependent variable.
a variable is any factor, trait or condition that can exist in differing amounts or types. there are usually three tpes of variables in experiments: the independent, dependent and contolled. the independent variable variable is the one that is changed by the scientists to figure it's affect on something.
White blood cells help to fight off infection and then begins to repair the wound. This would take about 2-5 days to start healing
Answer: yes
Mango Love
While you don't need two trees to get a fruit crop, you do need both male and female flower parts. ... Generally, about a quarter of the mango flowers on one tree will contain male reproductive organs, while the other flowers contain both male and female reproductive organs, which is termed hermaphroditic.
Explanation:
it is considered feedback mechanisms because the menstrual cycle only happens when the hormone is released, it causes the target tissues to react, that reaction is the feedback.
The hindbrain of the embryo develops into the pons, the medulla oblongata of the spinal cord and the cerebellum.
<h3>What is the cerebellum? </h3>
The cerebellum is a prominent part of the hindbrain and is located just above the brainstem. The cerebellum controls all the voluntary movements of the body and is also responsible for maintaining balance and posture.
The cerebellum is said to make up for 10% of the brain's volume but has more than 50% of the brain's total neurons.
The cerebellum is made up of two parts; a cerebral cortex, a layer made of folded tissue which contains most of the neurons and cerebral nuclei, an inner part which contains the neurons responsible for communication.
Therefore, the hindbrain develops into the pons, medulla oblongata and cerebellum.
Read more about the cerebellum, here
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