A strand of DNA consists of thousands of smaller, repeating units known as A. Lipids
B. Nucleotides
C. Amino acids
D. Polysaccharides

The table below shows the number of foot bones in some horse fossils.horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s

Explain the significance of meiosis in sexual reproduction

Which characteristic should describe all evidence collected by a scientist? true obvious objective subjective