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78,861,016 results
Human reproduction is complicated and important, and it's going to take a four-part series for us to cover it. Today, we're kicking ...
5,210,672 views
8 years ago
If you enjoy watching Nucleus animations, you can help us by clicking the THANKS button below the video, making a donation, ...
81,832,830 views
11 years ago
Our month-long exploration of human reproduction continues with a look at testicular anatomy, the steps of sperm production, and ...
2,781,296 views
This 3D animation shows you the basics of the menstrual cycle. The menstrual cycle begins with menstruation. Once the bleeding ...
5,171,544 views
1 year ago
You can send me mail: PO BOX 166, Randwick NSW 2031, Australia.
3,457,846 views
9 years ago
The female reproductive system is a complex and intricate network of organs and structures responsible for the creation of new life ...
217,200 views
Hank lets us in on the meaning of life, at least from a biological perspective - it's reproduction, which answers the essential ...
1,090,794 views
This 3D animation shows the magic that happens when a sperm meets an egg and the sparks fly. Fertilization happens when a ...
1,711,336 views
Fertility has been a big discussion in Washington this week as lawmakers looked at bills about access to in-vitro fertilization (IVF) ...
161 views
1 day ago
Paul Andersen starts with a brief description of asexual and sexual reproduction. He explains how meiosis ensures variation in ...
390,552 views
12 years ago
Throughout this series, we've learned all about the various systems of the human body. But how do humans make more humans?
302,132 views
5 years ago
Created by Vishal Punwani. Watch the next lesson: ...
725,689 views
Table of Contents: Intro 00:00 Asexual Reproduction 0:59 Sexual Reproduction 2:21 Disadvantages and Advantages of Sexual ...
2,790,928 views
6 years ago
Mitosis, meiosis and sexual reproduction. Understanding gametes, zygotes, and haploid / diploid numbers.
1,164,356 views
14 years ago
Menstruation is a woman's monthly normal vaginal bleeding, often called the period. When a baby girl is born, her ovaries contain ...
36,810,517 views
2 years ago
How do viruses make more copies of themselves? They do this by taking over human cells. When a virus infects a cell, it hijacks ...
1,169,144 views
Cathy provides a brief anatomy and physiology review of the female and male reproductive systems. She points out the key ...
37,144 views
We've reached the grand finale of our four-part series on human reproduction: BABIES! Today Hank walks you through the stages ...
1,744,088 views
In her search to "understand everything that matters to make sure you end up with the right number of chromosomes in the eggs ...
1,316 views
Cathy covers a number of female reproductive system disorders, including: polycystic breast condition, menorrhagia, ...
43,387 views