Answer:
Option D, Gene Flow
Explanation:
Gene flow is defined as the flow of genes from one population to other thereby causing variation in the base population. Here the population of mole will have a certain number of genes but its interaction with a foreign species will lead to evolution of population through natural selection and genes of this foreign species will also get mixed with genes of mole population which later on may lead to further variations with in a single set of population inclusive of all
.
Hence, option D is correct
C . because a foreign species could compete with a native species and drive it to extinction
The correct answer is: 3.Experimenters show a link between adult-onset diabetes and obesity.
Relationships between two observed variables can be causal or non-causal. When one of them has a direct influence on the other it is called a causal relationship. On the other hand variables can be related without direct influence one to another and those relationships are non-causal.
I would say the things we are eating or our health
eats some foods (we dont eat something like poop)
only lets some things good for health (your body fight against germs to not get swarmed by them like when you are having cold. body accepts bacterias like <span>Lactic acid bacteria but not ones that makes you feel sick)
i hope this helped :)</span>