What structures pull chromosomes apart? The movement of chromosomes is facilitated by a structure called the mitotic spindle, which consists of microtubules and associated proteins. Spindles extend from centrioles on each of the two sides (or poles) of the cell, attach to the chromosomes and align them, and pull the sister chromatids apart. What cells […]
What is the most economical central heating system?
What is the most economical central heating system? For most of us, the cheapest heating system is going to be mains gas fuelled. If you’re living off the grid, LPG is the most cost effective heating option. If you take full advantage of Economy 7 electricity tariffs, you may be able to match LPG systems […]
Would a propeller work in space?
Would a propeller work in space? Turbine engines and propellers use air from the atmosphere as the working fluid, but rockets use the combustion exhaust gases. In outer space there is no atmosphere so turbines and propellers can not work there. This explains why a rocket works in space but a turbine engine or a […]
What are the 6 types of fossils?
What are the 6 types of fossils? There are 6 types of fossils. They are body, trace, cast and mold, living, s carbon film, and petrified wood. What are the two main types of fossils? There are two types of fossils- the body fossils and the trace fossils. Body fossils include preserved remains of an […]
What happens if you can see yourself in a black mirror?
What happens if you can see yourself in a black mirror? If you’re suddenly feeling more of a distance from the image in the mirror and photos, it’s likely that you’ve had a major life change recently and your filter through which you view yourself has changed. In your eyes it’s like literally seeing a […]
Why is it called electromagnetic?
Why is it called electromagnetic? The waves of energy are called electromagnetic (EM) because they have oscillating electric and magnetic fields. If it has low frequency, it has less energy and could be a TV or radio wave. All EM energy waves travel at the speed of light. No matter what their frequency or wavelength, […]
What are 2 ways viruses can reproduce?
What are 2 ways viruses can reproduce? There are two processes used by viruses to replicate: the lytic cycle and lysogenic cycle. Some viruses reproduce using both methods, while others only use the lytic cycle. In the lytic cycle, the virus attaches to the host cell and injects its DNA. How virus is created? Viruses […]
What are the wrench sizes in order?
What are the wrench sizes in order? Standard American wrench sizes, from the largest to smallest and measured in inches, are 5/8, 19/32, 9/16, 1/2, 7/16, 3/8, 11/32, 5/16, 9/32, 1/4, 7/32, 3/16, 5/32 and 1/8. Wrenches are available in a set or individually. A small set has six to 10 wrenches, ranging from 5/16 […]
Will a capacitor save my battery?
Will a capacitor save my battery? A stiffening capacitor will maintain voltage supplied to your amplifier. A car audio capacitor will help limit your headlight dimming because the amp is absorbing the voltage through the capacitor rather than your main battery, but it will not completely cure the problem. Is capacitor like a battery? A […]
Why do most students prefer last minute?
Why do most students prefer last minute? Why students study last minute Procrastination and the perception that they perform better under pressure and cramming “just works better for them”, was also among the top reasons for last-minute study habits. Is it good to study last minute? The last 24 hours before an exam can be […]