I would love to help you, but i’m not 100% sure what you’re asking. do you have a picture of the problem?
It was referred to as the Homo erectus.
Answer:
This represent the flow of energy.
lil more info:
The placement of the arrows in a food chain or food web is very important. The arrows always show the direction of the energy as it is transferred from one organism to another. The flow of energy can also be represented within an energy pyramid.
Homozygous being (TT): 50%
Heterozygous being (Tt): 50%
Hetero- different
Homo- the same