In this video we are going to look at a few different ways in which plant hormones can be used. Plant growth hormones (auxins) can be used as selective weedkillers. The selective weedkillers contain growth hormones, that cause the weeds to grow really quickly. This means the weed is absorbing nutr
A hormone is a chemical messenger that is secreted (or released) into our bloodstream by specific organs known as glands. Hormones regulate (or control) many processes in our body, including blood glucose levels, water content in blood, general growth, and blood pressure – just to name a few. They
Plants have developed responses called tropisms. A tropism is a growth in response to a stimulus; so light and water in the plant’s case. There are different types of tropisms: Positive tropisms are when growth is towards the stimulus - so the plant growing towards the light to maximise the stimul
Hormones are chemical messengers secreted by glands and have specific target organs. In this lesson, you will learn about hormones that stimulate changes to your body during puberty. Puberty is the timeframe when secondary sexual characteristics develop – in other words, when a boy matures physi
From collecting the pollen and nectar to closing the combs in the beehive. This is how bee honey is produced. Author: ZDF/TerraX/Ioanna Engel/ Anna-Lena Neidlinger Translation and dubbing: alugha Click here to see more videos: https://alugha.com/TerraX
Hunger and body weight are affected by these three important hormones: leptin, insulin and ghrelin. Together, they play a key role in regulating our metabolism. Author: 3sat/nano, Telekult, Petra Cyrus, Thomas Henk Henkel+Knut Muhsik, Lena Hatebur) Translation and Dubbing: alugha Click here to
Small-scale food producers are defined as farmers or entrepreneurs with limited opportunities. Small-scale farming is the most common form of agriculture in the world. However, the importance of smallholder farmers is often undervalued. Our video explores how these farmers can be helped, reducing th
Leptin is very important for the regulation of our body weight. If the fat cells are sufficiently filled, they send out leptin and thus signal that you are sated. Author: 3sat/nano, Telekult, Petra Cyrus, Thomas Henk Henkel+Knut Muhsik, Lena Hatebur), tricky GbR Translation and dubbing: alugha Cl
How are greenhouse gases emitted? How are they produced by humans? Find out in our video! This video was created by Chris Ross. Click here to see more videos: https://alugha.com/mysimpleshow This video was created to support the campaign "Goal 13 - Climate Action". Find more information on our we
If a plant has enough water, minerals and energy it will grow right? Well sort of… but there is more to it - like why do plants bend towards the light and not just grow straight? And how come the stem grows up but the roots grow down? It isn’t as if a plant has eyes to tell it where the sun is. Pl
When you get excited, you might feel the rush of adrenaline. Why does this chemical make us feel so strong and powerful? Follow Us! https://twitter.com/LifeNoggin https://facebook.com/LifeNoggin Click here to see more videos: https://alugha.com/producer/ab74e560-21e6-11e8-9e5c-976417fdd1d9 Life N
The menstrual cycle begins between the ages of 9 and 13. It brings physical and hormonal changes into four phases: menstruation, follicular phase, ovulation and luteal phase. This cycle typically lasts 28 days. It affects mood, health and fertility. The experiences are very different. Some have few
