Each node on a cladogram represents o the point at which two clades joined and became monophyletic.
O the last point at which two groups shared a common ancestor.
O the most recent point at which a trait was lost in a certain clade.
o the point at which one or more species became extinct.

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.

cuz some people don't have enough food. that's why we need more ppl to donate food to the hungry.

artificial selection

explanation:

this occur when man select base on their intelligent