百度试题 结果1 题目3.What are the substances that regulate distant cell differentiation?( ) A. Hormone B. DNA C. Calcium ion D. None of the above 相关知识点: 试题来源: 解析 A 反馈 收藏
Step-by-Step Solution:1. Identify the Composition of Elastic Fibers: - The elastic fibers of connective tissue are primarily made up of a protein called elastin. Elastin is a highly elastic
Quitting from drug use or any addictive substance can be a challenge. You may ask yourself why you would even want to quit in the first place. Still, there may be many compelling reasons to quit using substances. For example, substance use may have affected your relationships with friends an...
Oil and waterare two liquids that are immiscible – they will not mix together. Liquids tend to be immiscible when the force of attraction between the molecules of the same liquid is greater than the force of attraction between the two different liquids. In simpler terms - like dissolves like!
Particular substances, like an iron-rich rock called lodestone, are naturally magnetic. But certain metals can become magnetic. These metals include iron, cobalt, and nickel. For example, if you run a nonmagnetic iron nail through a magnetic field, you can convert it into a magnet. This proce...
1. Understanding Pure Substances: - Pure substances are materials that have a uniform and definite composition. They consist of only one type of particle. 2. Classification of Pure Substances: - Pure substances can be classified into two main types: elements and compounds. 3. Elements: - Elemen...
What are ferrimagnetic substances give examples? Ferromagnetism: few substances likeiron, cobalt, nickel, gadolinium and CrO2are strongly attracted by a magnetic field. Such substances are known as ferromagnetic substances. These substances can be permanently magnetised with the help of strong electrostat...
Adaptive immune responses are carried out by white blood cells called lymphocytes. There are two types of lymphocytes, B-cells and T-cells. Each of them induce different types of responses. Pl note- Substances that are capable of eliciting an adaptive immune response are called antigens. Up...
The rate of abuse and addiction among teenagers is on the surge and this is something that parents need to concern themselves with. Not all teenagers are well informed on the dangers attached to abuse so they will readily accept to abuse substances or behaviors as the case maybe. ...
are already arranged such that they point in the same direction, even without an external influence they will produce a collective magnetic field. these are permanent magnets. magnetic behaviour when imposing a magnetizing field on ferromagnetic substances the domains get arranged to produce magnetism ...