The acidity of a solution is typically measured by pH. A pH of 7 is neutral. A pH below 7 is acidic, and a pH above 7 is basic, or alkalotic. Normal blood pH is 7.4. Having acid in the blood means that the pH is below 7.4, and excessive protons may be found in the blood.
The number of chromosomes in the secondary spermatocyte are 23 but each chromosome having two chromatids, while the chromosomes in the spermatid are also 23 but each chromosome is made up of one chromatid.
â¢DNA molecules are packaged into chromosomes. â¢Every eukaryotic species has a characteristic number ofchromosomes in the nucleus.â¢Human somatic cells (body cells) have 46chromosomes.â¢Human gametes (sperm or eggs)have 23 chromosomes,half the number ina somatic cell. Copyright Â© 2002 Pearson Education, Inc., publishing as Benjamin Cummings Fig.