16. Which of the following could describe a population that is decreasing in size?
The birth rate and death rate remain the same
The death rate is becoming lower than the birth rate
The death rate is constant and the birth rate is increasing
The death rate is becoming higher than the birth rate

The death rate is becoming higher than the birth rate.

Explanation:

Birth rate means the population increases, and death means decreases.

The death rate becoming higher than the birth rate

Explanation:

if the death rate is becoming higher and the birth rate is getting lower then the population will die off and the birth rate would decress.

hi my name is ashlynn and im 15

these macromolecules could either be amino acids, proteins or nucleic acids. they are responsible for the chemical changes and reactions that affects largely the cell and its composition. take for instance the cytoplasm of the cell where these organelles are settled. these simple organelles are composed of macromolecules which ignites and catalyses different functions that enables cells, in macro-perspective in motion and metabolism. in intestines for example, metabolism happens and breaking down parts of a food to simpler compounds that are used and these nutrients delivered throughout the body and again broken down by into smaller components.