True
Explanation:
Atoms of different elements have different masses because different atoms have a different number of subatomic particles i.e neutrons, protons and electrons.
The answer is 12 since there are 4 nucleotides
In predation, one population is the resource of the other. One can conceptualize competition as occurring horizontally on the same resource level. While predation takes place vertically between different resource levels. Competition and predation comprise environmental pressures on the interacting populations.
Answer: Taxonomy
Explanation:
Taxonomy is the science behind the classification and naming of living organisms based on their unique characteristics. According to taxonomy, living organisms are arranged from large to smaller categories, and are as follows:
Kingdom --> Phylum/Division --> Class --> Order --> Family --> Genus ---> species.
Also, organisms are named by two names. The first name is the genus while the second is the species. For instance: Homo sapiens is the scientific name for man
Chromosomes are a DNA molecule, that cannot be seen underneath a microscope. However, the DNA in chromosomes become pushed together during cell division, which then allows scientists to see its material under a microscope.