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84,606,181 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 ...
5,222,835 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, ...
81,902,146 views
11 years ago
This 3D animation shows the magic that happens when a sperm meets an egg and the sparks fly. Fertilization happens when a ...
1,752,005 views
1 year ago
Our month-long exploration of human reproduction continues with a look at testicular anatomy, the steps of sperm production, and ...
2,788,102 views
You can send me mail: PO BOX 166, Randwick NSW 2031, Australia.
3,467,589 views
9 years ago
This 3D animation shows you the basics of the menstrual cycle. The menstrual cycle begins with menstruation. Once the bleeding ...
5,268,339 views
The female reproductive system is a complex and intricate network of organs and structures responsible for the creation of new life ...
222,030 views
Paul Andersen starts with a brief description of asexual and sexual reproduction. He explains how meiosis ensures variation in ...
390,880 views
12 years ago
Men and women gathered at City Hall in Downtown Colorado Springs to advocate for reproductive care. More at: ...
87 views
2 days ago
Throughout this series, we've learned all about the various systems of the human body. But how do humans make more humans?
305,380 views
5 years ago
Created by Vishal Punwani. Watch the next lesson: ...
727,412 views
Hank lets us in on the meaning of life, at least from a biological perspective - it's reproduction, which answers the essential ...
1,091,488 views
How do viruses make more copies of themselves? They do this by taking over human cells. When a virus infects a cell, it hijacks ...
1,173,038 views
6 years ago
Mitosis, meiosis and sexual reproduction. Understanding gametes, zygotes, and haploid / diploid numbers.
1,164,842 views
14 years ago
Table of Contents: Intro 00:00 Asexual Reproduction 0:59 Sexual Reproduction 2:21 Disadvantages and Advantages of Sexual ...
2,797,304 views
Menstruation is a woman's monthly normal vaginal bleeding, often called the period. When a baby girl is born, her ovaries contain ...
37,046,264 views
2 years ago
We've reached the grand finale of our four-part series on human reproduction: BABIES! Today Hank walks you through the stages ...
1,748,096 views
Cathy provides a brief anatomy and physiology review of the female and male reproductive systems. She points out the key ...
38,356 views
In her search to "understand everything that matters to make sure you end up with the right number of chromosomes in the eggs ...
1,322 views
Cathy covers a number of female reproductive system disorders, including: polycystic breast condition, menorrhagia, ...
44,305 views