The purpose of your heart is to help pump your blood throughout the body. The heart beats, and it is in the upper body area.
Answer:
The process of filtration (or filtrate formation) occurs at the filtration membrane.
Explanation:
The filtration membrane is located at the boundary between the glomerulus and Bowman's capsule.
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The disadvantage of wolf captivation is that it restricts the sample size which prevents to make a conclusion on the species.
Explanation:
To study the behavior of the wolves that are kept in captivation during their feeding times, food enrichment programmes are performed. The feeding sessions were proved to be quite useful in studying the stereotype behavior of the wolf.
However, this study is experimented on small samples and on restricted environment that doesn’t represent the actual environment of a zoo where wolves are allowed to behave as per their nature.
Answer:
#Genetic variations
#If a trait is advantageous and helps the individual survive and reproduce, the genetic variation is more likely to be passed to the next generation
Explanation:
#That is due to natural selection.
D. Coal is naturally made and cannot be renewed by humans.
