What is the primary function of the nucleus?

• To produce energy for the cell

• To transport materials within the cell

• To provide structural support

• To house the genes and control cell activity

Which type of cells are typically anucleated?

• Muscle cells

• Nerve cells

• Liver cells

• Mammalian red blood cells

What is the shape of the nucleus NOT mentioned in the text?

• Cuboidal

• Lobulated

• Spherical

• Spiral

What type of chromatin is associated with active parts of chromosomes?

• Nucleoplasm

• Euchromatin

• Nuclear envelope

• Heterochromatin

How many pairs of chromosomes are present in human somatic cells?

• 24 pairs

• 22 pairs

• 46 pairs

• 23 pairs

What is the term for the division of the cytoplasm during cell division?

• Karyotyping

• Meiosis

• Cytokinesis

• Mitosis

Which stage of the cell cycle involves DNA duplication?

• G1 stage

• S stage

• G2 stage

• M stage

What type of cell division occurs only in germ cells?

• Budding

• Mitosis

• Binary fission

• Meiosis

What is the role of stem cells?

• To form the cell membrane

• To produce hormones

• To provide energy to the cell

• To differentiate into specialized cells

Which type of stem cells are derived from blastocysts?

• Hemopoietic stem cells

• Mesenchymal stem cells

• Embryonic stem cells

• Adult stem cells