O type blood contains what type of antigens? A. antigens
B. A antigens
C. A and B antigens
D. No antigens Reset Selection

How does natural selection change thephenotypes within a population over time?

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?