Answer:
A selective pressure is any reason for organisms with certain phenotypes to have either a survival benefit or disadvantage.
Explanation:
I think most scientists would not respect this researchers claim.
It doesn't seem like the researcher followed the steps of the scientific method.
1.) Making an observation.
2.)Asking questions.
3.)Forming a hypothesis.
4.)Conducting an experiment.
5.)Analyzing Data.
6.)Drawing a conclusion.
7.)Showing work to others.
Publishing his/her work would be the very last step after completing everything else.
Answer:Steroids like cholesterol are lipids and have a ring structure
Explanation:
Here are the reason why joining flocks will increase their chance of survival:
- Protection from predator
Their predator (such as falcons) can only get one bird at a time. Joining a flock will reduce their chance of being caught because they are moving in large unstoppable mass.
- Conserving heat
Being around the flock will help them maintain their body temperature to survive a harsh winter.