Are sharks considered dinosaurs? Sharks. Today’s sharks are descended from relatives that swam alongside dinosaurs in prehistoric times. In fact, the largest predator of all time was a shark called a Megalodon. It lived just after the dinosaurs, 23 million years ago, and only went extinct 2.6 million years ago. What is the most prehistoric […]
What CD4 stand for?
What CD4 stand for? In molecular biology, CD4 (cluster of differentiation 4) is a glycoprotein found on the surface of immune cells such as T helper cells, monocytes, macrophages, and dendritic cells. What is the normal CD4 count for a healthy person? A CD4 count is typically reported as a count of cells (expressed as […]
What are 3 types of electrical circuits?
What are 3 types of electrical circuits? Electric Circuit -Types of Electric Circuit. There are 5 Main Types of Electric Circuit – Close Circuit, Open Circuit, Short Circuit, Series Circuit and Parallel Circuit. What is the principle of electric bell? A bell works with the principle of working of electromagnetism. When the switch is pushed […]
What is Hertz formula?
How can I represent relationships between two variables?
How can I represent relationships between two variables? Correlation Correlation analysis seeks to identify (by a single number) the degree to which there is a (linear) relation between the numbers in sets of data pairs. Regression analysis is used to determine if a relationship exists between two variables. 1)Generation of the regression line and equation […]
Why do narcissists avoid answering questions with straight answers?
Why do narcissists avoid answering questions with straight answers? Narcissists don’t answer questions because they like it when you are confused and uncertain. So rather than give you any sort of clarity, they either don’t answer at all, or they only offer very vague answers. Or, in some cases, they’ll say something that is completely […]
What are the 5 most commonly used search engines?
What are the 5 most commonly used search engines? According to statistics from Netmarketshare, Statista and StatCounter, the top 5 search engines worldwide in terms of market share are Google, Bing, Yahoo, Baidu, and Yandex. What is an electronic search engine? A search engine is a web-based tool that enables users to locate information on […]
What are two examples of biogeochemical cycles?
What are two examples of biogeochemical cycles? Ecological systems (ecosystems) have many biogeochemical cycles operating as a part of the system, for example, the water cycle, the carbon cycle, the nitrogen cycle, etc. All chemical elements occurring in organisms are part of biogeochemical cycles. Is photosynthesis a biogeochemical cycle? This type of cycle of atoms […]
Is Class 9 syllabus reduced?
Is Class 9 syllabus reduced? CBSE syllabus for all subjects of class 9 has been reduced for the academic session 2020-2021. Check here the deleted portion of the syllabus of all major subjects of class 9. This deleted portion will not be included in the internal assessments and the year-end exams to be conducted in […]
What are the 6 basic elements of music?
What are the 6 basic elements of music? This series introduces the six key elements of music including rhythm, texture, dynamics, pitch, form, and timbre. Children will build their knowledge of basic music techniques through a set of fun activities based on each element, and they’ll grow their confidence and collaborative skills along the way. […]