Answer: b
Explanation:
An open system is when nutrients and waste are moved through the body freely through the body cavity, rather than being enclosed in veins.
There are many different factors, but some are: the amount of natural resources (food, water, etc.), amount of predator/prey, and availability of shelter.
This is cyclic change because the population is consistently going up and back down.
The central dogma of biology, or the mechanism of reading and expressing genes in all living things, can be expressed as follows: DNA->RNA-> proteins. True ... ribosome protein translation. In translation, _____ interprets the mRNA codon sequence.