How are lethal doses measured? Lethal dose (LD50) One such population-level measure is the median lethal dose, LD50 (lethal dose, 50%). This is defined as the dose required to kill half the members of a specific animal population when entering the animal’s body by a particular route. How is LD50 determined? How is a Product’s […]
Do echinoderms have an endoskeleton?
Do echinoderms have an endoskeleton? Echinoderms have been compared to living, moving castles. Echinoderm skeletons are made up of interlocking calcium carbonate plates and spines. This skeleton is enclosed by the epidermis and is thus an endoskeleton. Do all echinoderms have an exoskeleton? False. Echinoderms do not have an exoskeleton. Explanation: Echinoderms belong to the […]
Why is the valley elderberry longhorn beetle endangered?
Why is the valley elderberry longhorn beetle endangered? The valley elderberry longhorn beetle, though wide-ranging, is in long-term decline due to human activities that have resulted in widespread alteration and fragmentation of riparian habitats, and to a lesser extent, upland habitats, which support the beetle. Is Elderberry endangered? Not extinct Where is the valley elderberry […]
Do heated seats use fuel?
Do heated seats use fuel? Do heated seats use more fuel? Generally, yes. When you increase the electrical load in a car’s electrical system (for example by turning on the heated seats), you increase the load on the alternator. Can heated seats drain battery? Originally Answered: Do heated car seats drain the battery? Yes, if […]
What can you use instead of an ice cream maker?
When did British troops withdraw from Gallipoli?
When did British troops withdraw from Gallipoli? On 22 November, the British decided to cut their losses and evacuate Suvla and Anzac. Planning moved quickly and efficiently. The evacuation of Anzac Cove began on 15 December, with 36,000 troops withdrawn over the following five nights. When were the Anzacs evacuated from Gallipoli? 20 December 1915 […]
How do you contact Drew Barrymore?
How do you contact Drew Barrymore? Contact:Mailing: You can email [email protected] and a pre-printed autograph picture will be mailed to you. If you send mail to the following address, there is less than a good chance of getting an autograph or reply: Flowers Films, Inc. What is Drew Barrymore’s address? The address of Drew Barrymore […]
Is drinking soda water bad for you?
Is drinking soda water bad for you? The bottom line. No evidence suggests that carbonated or sparkling water is bad for you. It’s not that harmful to dental health, and it seems to have no effect on bone health. Interestingly, a carbonated drink may even enhance digestion by improving swallowing ability and reducing constipation. Is […]
What dynasty succeeded the Umayyads and who established the dynasty?
What dynasty succeeded the Umayyads and who established the dynasty? The Abbasids overthrew the Umayyad dynasty in 750 CE, supporting the mawali, or non-Arab Muslims, by moving the capital to Baghdad in 762 CE. The Persian bureaucracy slowly replaced the old Arab aristocracy as the Abbasids established the new positions of vizier and emir to […]
What animal represents Nigeria?
What animal represents Nigeria? the eagle What was Nigeria called before Nigeria? The former name for Nigeria was the Royal Niger Company Territories. It does not sound like a country name at all! The name Nigeria was replaced and preserved up until today. Still, it was not a name for a nation, but merely a […]