It is referred to as a selective semipermeable membrane because it only allows certain things through, due to the size and shape of whatever is trying to get through.
A positive control is when you test your experiment against something where you know what the effects will be, whereas a negative control would be when you test the experiment with something you know will have no effect.
Answer:
Oxitec developed a genetically modified version of the yellow fever mosquito to help control the transmission of mosquito-borne diseases.
Oxitec created genetically-altered males of the species that produce the protein called tTA, which negatively affects cell development.
Explanation:
Answer:
The change of fur color within the population over time became black as a result of the lava flow and allowed the mice to survive.
Explanation:
Because the mice that have brown fur would stand out and get picked of by predators so over time the mice with the darker fur could hide more easy and spread there genetics more easily.