What are the four phases of mitosis

Immature bone cells, or osteoblasts, manufacture a protein called osteoid as well as several hormones. because of this, we would expect osteoblasts to contain numerous a) nuclei. b) ribosomes. c) lysosomes. d) golgi bodies.

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?

Why has two different alleles for the same trait?