Just before sperm addition, sea urchin eggs are microinjected with a calcium chelator. What event will most likely not takes place after fertilization?

#Question id: 5216

#SCPH28 | Zoology

Alu elements account for about 10% of the human genome. What does this mean?

#Question id: 5217

#SCPH06 I Botany

Multigene families include two or more nearly identical genes or genes sharing nearly identical sequences. A classical example is the set of genes for globin molecules, including genes on human chromosomes 11 and 16. How might identical and obviously duplicated gene sequences have gotten from one chromosome to another?

#Question id: 5217

#SCPH28 | Zoology

Multigene families include two or more nearly identical genes or genes sharing nearly identical sequences. A classical example is the set of genes for globin molecules, including genes on human chromosomes 11 and 16. How might identical and obviously duplicated gene sequences have gotten from one chromosome to another?

#Question id: 5218

#SCPH06 I Botany

Several of the different globin genes are expressed in humans, but at different times in development. What mechanism could allow for this?

#Question id: 5218

#SCPH28 | Zoology

Several of the different globin genes are expressed in humans, but at different times in development. What mechanism could allow for this?

#Question id: 5219

#SCPH06 I Botany

What is it that can be duplicated in a genome?