<h2>Answer:</h2>
There is a whole history behind the evolution of homo sapiens. With regards to the data given here we can classify the species in upright human manner in this following way;
- H. Erectus
- A. Afarensis
- H. Neanderthalensis
- H. Sapiens
- A. Africanus
- H. Habilis
Answer:
Different forms of a gene are called alleles.The alleles an individual has at a locus is called a genotype. The genotype of an organism is often expressed using letters. The visible expression of the genotype is called an organism's phenotype.
(not 100% sure)
Answer:Genetic drift
Explanation:
This is the change in genetic composition due to the random sampling of the genes in the population
The physical expression of genes are phenotype. Phenotype is the expression of the gene by the appearnace of the organism. It is the characteristics of that trait.
Examples : When pigment is made in our eyes, height ( tall and short) , weight, blond hair is the phenotype for the blond hair genotype and skin colour( black, white ) is the phenotype trait.