"Life's Greatest Miracle" Home Page
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Honors/Standard Biology Video Questions
Life's Greatest Miracle
1. DNA is very good at 2. Why is sexual reproduction more advantageous than cloning? 3. How many new sperm are created every day? 4. During meiosis, what happens to the matching X-shaped chromosomes? 5. How is the egg pushed along within the Fallopian tube? 6. To fertilize the egg, sperm encounter several obstacles, what is the last one they encounter before they penetrate the egg? 7. The blatocyst must do two things to survive, it must break out of the zona and what else ? 8. Two weeks after conception, the cells organize themselve into an a process called gastrulation. 9. The three layers of cells created during gastrulation are destined for three different functions. Describe what each will become: 10. Genes turn on and off to make proteins. Collagen is a protein that makes tendons and bones, keratin makes hair. Hemoglobin in the blood has what job? 11.An embryo with two X chromosomes will become a ___. An embryo with the XY combination will become a ___. 12. Two months after fertilization, the embryo is called a 13. What structure is used to gather blood and nutrients from the mother's blood and pass it to the umbilical cord? 14. At the end of pregnancy, the baby is growing myelin around its neurons. This growth increases its need for what nutrient 15. Why is it harder for human babies to be delivered than other animals? |
BSC1020 & Honors Anatomy Video Questions
1.
How many new
sperm are created every day?
2. How many sperm are produced by the average human male each second? 3. What process is used to make sperm cells and egg cells? 4. When does a human female produce her eggs? 5. How many eggs does the average human female release per month? 6. How is the egg pushed along within the Fallopian tube? 7. What is an egg missing that it needs to survive? 8. About how many sperm are released into the vagina? 9. What danger confronts sperm in the vagina? 10. To fertilize the egg, sperm encounter several obstacles, what is the last one they encounter before they penetrate the egg? 11. How much time passes between fertilization and the first division of the zygote? 12. What happens if the dividing zygote accidentally separates into two? 13. After fertilization, how long does it take for the blastocyst to arrive in the uterus? 14. The blatocyst must do two things to survive, it must break out of the zona and what else? 15. Two weeks after conception, the cells organize themselve into an _________________ a process called gastrulation. 16. An embryo with two X chromosomes will become a ___. An embryo with the XY combination will become a ___. 17. Two months after fertilization, the embryo is called a… 18. What structure is used to gather blood and nutrients from the mother's blood and pass it to the umbilical cord? 19. At the end of pregnancy, the baby is growing myelin around its neurons. This growth increases its need for what nutrient? 20. Why is it harder for human babies to be delivered than other animals? |
AP Biology Video Questions
1. How many human babies are born each day?
2. How many cells are there in the human body? 3. What does the video say is the “fundamental urge” for all life? 4. What risk is there for a species that only reproduces by cloning? 5. How many sperm are produced by the average human male each second? 6. What process is used to make sperm cells and egg cells? 7. How many chromosomes are there in a normal human body cell? 8. What happens to the genes when two chromosomes “embrace”? 9. What is the advantage of diversity within a species? 10. When does a human female produce her eggs? 11. How many eggs does the average human female release per month? 12. What is an egg missing that it needs to survive? 13. About how many sperm are released into the vagina? 14. What danger confronts sperm in the vagina? 15. What does the sperm need in order to be allowed through the egg’s zona? 16. How much time passes between fertilization and the first division of the zygote? 17. What happens if the dividing zygote accidentally separates into two? 18. After fertilization, how long does it take for the blastocyst to arrive in the uterus? 19. What risk does the blastocyst face after it attaches to the uterus? 20. What is gastrulation? 21. What will the lower layer of cells develop into? 22. What will the middle layer of cells develop into? 23. What will the outer layer of cells develop into? 24. True or False: All cells have the same genes. 25. How do cells communicate with each other? 26. ~Freeby~ 27. How old is the fetus when it gains the ability to hear sound? 28. What is the main job of the fetus during the last trimester? 29. What does myelin do? 30. Why is birth more dangerous for humans than for other animals? |