Natural selection? I'm not sure
I only know one for the first one, don't be mad, please.
1. I'm pretty sure one of them is membrane
2. A cell can die through infection, poisoning, overheating, or even lack of oxygen.
3. I think it depends on how fragile the membrane of the cell is.
I'm so so so sorry if these didn't help, I'm trying my best, lol.
Population Size and Density: Total size is generally expressed as the number of individuals in a population.
Population dispersion or spatial distribution
Age structure
Natality (birth rate)
Mortality (death rate)
An energy pyramid is helpful in understanding the relationship between food and energy, because the most energy (generally grass, or plants) is at the bottom, and meat eating predators are at the tippy top (less energy). Producers, primary consumers, secondary consumers and tertiary consumers are all on the energy pyramid. I hope this was helpful:)
The correct answer choice from the above statement about the proper ethical role of science in public policy is:
To refuse to testify on controversial issues
It highly unethical and unprofessional to accept and testify controversial issues
<h3>What is scientific method </h3>
Scientific method refers to the systematic investigation of a particular phenomena through observations and experiment.
So therefore, the correct answer choice from the above statement about the proper ethical role of science in public policy is:
To refuse to testify on controversial issues
Learn more about scientific method:
brainly.com/question/17216882
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