Sex linkage. ... In mammals, the female is homogametic, with two X chromosomes (XX), while the male is the heterogametic sex, with one X and one Y chromosome (XY). Genes on the X or Y chromosome are called sex-linked.
Creation of an egg- sexual
Creation of a fruit - sexual
Mushrooms producing spores - Sexual
Production of seeds - Sexual
Budding in yeast - Asexual
Stem cuttings of plants - Asexual
Answer:columnar describes cell shape.
Simple describe the number of layers
Explanation: epithelial tissues are one of the four major tissues of the body.the others being nervous, muscular, connective tissues.
Epithelial tissues are made up of thin cells that cover the external and internal surface of the body.
The cells may form one layer or more and they occur in several shapes.if they form one layer ,it is called simple.if they form several layers,it is called stratified.
Some are called pseudo-stratified because the cells occur with varying lengths and give the impression of stratified but they are actually made up of one layer.
Simple columnar epithelium is a single layer of tall, closely packed cells. They possess cellular extensions ,such as microvilli in the small intestine, or the cilia in the female reproductive tract.
Why is understanding mitts important?( Select the best answer)
1.It helps us understand how organisms repair.
2. It helps us understand how organisms grow.
3. It is important for cancer research.
4. All options correct.
