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 […]
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 […]
How can flatworms survive without a circulatory system?
How can flatworms survive without a circulatory system? The mouth is located in the middle of the underside of the body, which is covered with hairlike projections (cilia). There are no circulatory or respiratory systems; oxygen enters and carbon dioxide leaves the planarian’s body by diffusing through the body wall. Will Valentini Puffer eat cleaner […]
How do gag bits work?
Which component of the CNC machine tools are used for tool changing?
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 The evacuation of Anzac Cove began on 15 December, with 36,000 troops withdrawn over the following five nights.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 […]