Daily questions for Session 11
- What are the similarities and differences between mitosis and meiosis?
- Use the flow chart below to explain why anabolic steroid use can lead to infertility and small testicles. The dotted lines represent negative feedback loops.
- Menopause occurs in most women at about the age of 52. Men don't experience menopause. What is menopause and why doe sit occur? Why don't men experience an equivalent event?
- Many female oral contraceptives contain oestrogen and progesterone. How would these hormones help to prevent conception from occurring?
- Malignant tumours are named according to the origin of the tissue from which the tumour has developed. Squamous cell carcinoma is an important tumour in the skin and in the airways. Basal cell carcinoma is another common tumour of the skin. What is the origin of the tissue from which the cancerous cells initially developed? Osteosarcoma, chondrosarcoma and fibrosarcoma are tumours that develop in bone. If the tumour is identified with the suffix sarcoma, what tissue did it originate from?