Answer:
the food chain
Explanation:
every species in the ecosystem eats or gets eaten
Answer:
they ensure valid results
The answer is no, high biological fitness in one environment doesn’t have to be high in another environment.
Biological fitness is a term used in evolutionary biology and it is the quantitative representation of how a genotype (or phenotype) is successful (reproductively) in a certain environment. Fitness depends on environment so it changes if the environment changes. The fitness of a genotype is manifested through its phenotype, which is affected by the environment.
Answer: Polygenic inheritance
Explanation:
Polygenic inheritance is a phenomenon that explains how a character like skin color show a range of more or less continuous variation due to many genes controlling it. And this is unlike Mendel traits that are controlled by single genes.
So, skin color in an individual is expressed as red hair and pale skin.
Answer: so one positive choice is going outside and going for a jog can increase your health and a negative choice can be have a unhealthy diet and that could lead to sickness or weakening the body.
Explanation:
hoped it help ^^