Answer:
A scientific control is an experiment of observation's designed to minimize the effect of variables and the other's than the independent variable. This can increases the reliability of the results,and can often through a comparison between control measurements and the other measurements.
Explanation:
Answer:
The instruments that is being used to care for the instrumentation and supplies that have been exposed to the inside of intestinal tract are kept aside from the other sterile instruments.
The instruments are kept aside to protect the other instruments from being contaminated by it.
The instruments needs to be sterile as it cannot be replaced again and again for every technique that is being carried out in patients.
So, the instrument that is used once are kept separated.
Answer:
Chromosomes contain genes, which help to determine an organism's traits. Genes come in alternate forms called alleles. The actual gene combination that an organism receives from its parents is called its genotype, while the trait that gets expressed as a result is referred to as its phenotype. If an offspring receives the same type of allele for a given gene from each parent, it is said to be h o m o z y g o u s. If the alleles differ, it is h e t e r o z y g o u s.
Explanation:
2
I believe the answer is two, since it's H2O.
Hope this helps!