I believe the positive control receives a treatment with a known response, so that this positive response can be compared to the unknown response of the treatment. This is used in electrophoresis to compare the DNA strands to the DNA standard. The negative control is used when no response is expected, which is also used in the process of electrophoresis. Electrophoresis is a technique used in laboratories in order to separate macromolecules based on size. It applies a negative charge so proteins move towards a positive charge. It is sued for the analysis of both DNA and RNA.
<span>The space-filling model of a hydrogen molecule would be something like OO , two circles stuck to each other, even squished a little bit. The model for carbon dioxide would be like OOO, with the two circles on the sides a little bigger and squished into the middle circle. </span>
They construct dams and create an ecosystem for other species . Because of their dam building nests become available for birds, fish population increases and waterfowl population goes up
Since the round seed gene is the dominant gene, it follows that, a cross between a round seed plant and a wrinkled seed plant will lead to only round seed offspring.
<h3>What is genetics?</h3>
Genetics is the science that studies the patterns of inheritance. The unit of inheritance located in the chromosome is called the gene.
Since the gene for having round seeds is dominant over the gene for having wrinkeled seeds, a cross between a round seed plant and a wrinkled seed plant will lead to only round seed offspring.
Learn more about genetics:brainly.com/question/12985618
He chose to study birds, plants, and animals. Mostly 2 types of Finches.
