English
全部
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
笔记本
报告不当内容
请选择下列任一选项。
无关
低俗内容
成人
儿童性侵犯
时长
全部
短(小于 5 分钟)
中(5-20 分钟)
长(大于 20 分钟)
日期
全部
过去 24 小时
过去一周
过去一个月
去年
清晰度
全部
低于 360p
360p 或更高
480p 或更高
720p 或更高
1080p 或更高
源
全部
Dailymotion
Vimeo
Metacafe
Hulu
VEVO
Myspace
MTV
CBS
Fox
CNN
MSN
价格
全部
免费
付费
重置
安全搜索:
中等
严格
中等(默认)
关闭
筛选器
最匹配的结果
0:11
$
Meter scale with arrow. Teratogens measuring device display. Tachometer, speedometer or indicator. Infographic gauge element. Health care concept.
8 个月之前
shutterstock
in the context of prenatal development which of the following statements is true of teratogens select one a they exclude substances ingested by mother such as nicotine or alcohol b the effec 53124
5 个月之前
numerade.com
0:51
Teratomas are tumors that can contain different types of tissues, including hair, teeth, and even organs. They are usually found in the ovaries or testicles, but can also occur in other parts of the body. While most teratomas are benign, some can be cancerous. One interesting theory about teratomas is the “evil twin” theory. This theory suggests that teratomas are formed from cells that were originally meant to develop into a twin, but instead developed into a tumor. This is why teratomas can co
已浏览 2.7万 次
2023年5月13日
Facebook
Dr. Joe, MD
22.6: Carcinogens and Teratogens
2021年9月25日
libretexts.org
1:11
Betul Tunc on Instagram: "Don’t worry guys, I heard you, and I’m finally here with my take on the viral dubai chocolate. I tried different recipes and tested them several times and this is one guarantees success. I tried a version with my own chocolate from scratch and it was very tasty, but truthfully some of these ingredients are so expensive I wanted to make sure that it will work and be as delicious as possible on the first try. There are two types of kataifi, it is very important that you u
已浏览 2929.4万 次
3 周前
Instagram
turkuazkitchen
0:30
endtimesboutique on Instagram: "This peaceful, seemingly sleeping darling is a fetal cyclops pig. Cylopia is a congenital disorder characterized by the embryos' failure to properly divide the orbits of the eye into two cavities. Cyclopia occurs at a rate of 1 to 16,000 in born animals and 1 in 200 in miscarriages. Cyclopia develops when the front part of the brain doesn't divide into right and left hemispheres. This can be caused by chromosomal abnormalities, multiple pregnancies, or teratogens,
已浏览 308 次
4 个月之前
Instagram
0:59
Sermed Mezher on Instagram: "“All Babies Should Be Carried to Term” #wait. Cyclopia, a rare congenital disorder characterized by the presence of a single eye in the center of the forehead, does occur in humans, although it is extremely uncommon. This condition, which falls under the broader category of holoprosencephaly, results from severe abnormalities in early embryonic development. Developmental Anomaly: Cyclopia occurs during the early stages of embryonic development when the brain and faci
已浏览 41.1万 次
6 个月之前
Instagram
drsermedmezher
4:23
SuperAntigens
已浏览 7.9万 次
2017年12月21日
YouTube
Hussain Biology
5:16
Teratogens
已浏览 6.5万 次
2009年3月3日
YouTube
Chris Campano
4:53
Trangenes and Transgenic Organisms
已浏览 9638 次
2020年2月24日
YouTube
Mr Catterson
0:28
Teres Minor - AnatomyOnlineCourse
已浏览 5.3万 次
2012年7月17日
YouTube
AnatomyOnlineCourse
3:13
Teres Minor | Muscle Anatomy
已浏览 15.4万 次
2018年2月11日
YouTube
AnatomyZone
1:44
Piaget's Formal Operational Stage
已浏览 17.6万 次
2012年1月22日
YouTube
XxAnaLeexX
8:14
Gram Positive Bacteria: Streptococcus Pyogenes
已浏览 10.4万 次
2020年12月6日
YouTube
ATP
0:56
Type 4 secretion system: i- Assembly
已浏览 5615 次
2018年9月10日
YouTube
Gabriel Waksman
19:23
Congenital malformations!! Teratogenesis
已浏览 2.2万 次
2018年10月6日
YouTube
Dedicated To Science
0:58
Harmful teratogens - Intro to Psychology
已浏览 4.8万 次
2015年2月23日
YouTube
Udacity
7:50
From terpenes to steroids part 1: Terpenes | Endocrine system physiology | NCLEX-RN | Khan Academy
已浏览 9.3万 次
2013年12月4日
YouTube
khanacademymedicine
4:59
naming iso, sec, & tert R-groups
已浏览 4.5万 次
2019年5月29日
YouTube
Chem Help ASAP
4:13
Types of Teratomas (3 of 10)
NATIONALLY RATED HOSPITAL
YouTube
The Children's Hospital of Philadelphia
✕
#2 on
U.S.News & World Report
2020 Best Children's Hospitals Honor Roll
9:00
Human Embryology: Initial Stages Of Embryogenesis
已浏览 3400 次
2017年7月23日
YouTube
Unacademy NEET
10:55
Top 10 Eartheater Species | Geophagus, Gymnogeophagus, Satanoperca
已浏览 10.7万 次
2020年3月15日
YouTube
Cichlid Bros
9:38
Conception to birth -- visualized | Alexander Tsiaras
已浏览 365.4万 次
2011年11月14日
YouTube
TED
14:07
Stem Cells Types (Totipotent, Pluripotent, Multipotent, and Unipotent) | Teratogens | Biology
已浏览 11.2万 次
2021年4月8日
YouTube
Medicosis Perfectionalis
14:27
Erikson's Psychosocial Development- Ages and Stages Project
已浏览 27万 次
2013年3月27日
YouTube
B Senack
5:13
What is Phocomelia, it's cause and treatment.
已浏览 935 次
2021年7月30日
YouTube
BioScience Magic
9:14
Class (115) = Teratogens (Part 01) | Teratogens Introduction & Classes of Teratogens with Examples)
已浏览 2.4万 次
2021年3月6日
YouTube
Solution- Pharmacy
5:55
Study Findings: Testosterone and Triple Negative Breast Cancer - Mayo Clinic
已浏览 7197 次
2012年3月22日
YouTube
Mayo Clinic
11:09
Tetralogy of fallot | Circulatory System and Disease | NCLEX-RN | Khan Academy
已浏览 64.4万 次
2014年10月22日
YouTube
khanacademymedicine
12:08
The Shadow of the Thalidomide Tragedy | Retro Report | The New York Times
已浏览 998.7万 次
2013年9月23日
YouTube
The New York Times
观看更多视频
反馈