Limiting factors limit the growth of a population. A natural disaster such as a hurricane is a density-independent limiting factor. What makes this limiting factor density-independent?

The population of bacteria in a petri dish doubles every 40 seconds. the population of the bacteria is initially 400 organisms. what unit is most appropriate for the time at which the number of bacteria is 300? hour bacteria per hour second bacteria per second

If the coding part of an mrna molecule is 1800 nucleotides (bases) in length, this molecule will contain codons and code for a polypeptide that is amino acids long.

Why do we perceive objects as retaining their brightness under different lighting levels?