Na espécie humana ocorrem quatro grupos sanguíneos do sistema ABO – A, B, AB e 0 (zero) –, relacionados à presença de certos antígenos na membrana dos glóbulos vermelhos. A genealogia adiante revela grupos sanguíneos do sistema ABO.

Study the image of this rock.which characteristic best supports its formation from sedimentary processes? it has many layers.it is coarse-grained.its grain shape is round.its texture is non-banded.

Put the following processes of protein synthesis in the correct order: - dna strands unwind and separate - mrna copies dna according to complimentary base pairing - trna's anticodons bring amino acids to the corresponding mrna codons - amino acids bind to each other making a protein - mrna leaves the nucleus - a stop codon is reached, the newly formed protein is released to go do its job for the cell

About __ of the mass of the cell is water