Why is the White-eyed characteristic more common in males? Because the white-eye allele is recessive, a female will have white eyes only if she has the white-eye allele on both her X chromosomes. However, in males, a single copy of the white-eye allele on the lone X chromosome will lead to white eyes because no […]
How can you tell the difference between feldspar and quartz?
How can you tell the difference between feldspar and quartz? Explain Since both quartz and feldspar are considered hard and would scratch glass after a hardness test, you can tell the difference by the mineral’s cleavage. Quartz has poor or absent cleavage, while feldspar has excellent or good cleavage. Which is harder quartz or feldspar? […]
Why was tryptophan banned?
Why was tryptophan banned? What are the risks of taking L-tryptophan? L-tryptophan has been linked to a dangerous, even deadly condition called eosinophilia-myalgia syndrome (EMS). The FDA recalled tryptophan supplements in 1989 after up to ten thousand people who took them became sick. Is tryptophan still banned? In February of 2001, the FDA loosened it […]
What to do if you hear scratching in your walls?
Why does light bend when it enters a different medium?
Why does light bend when it enters a different medium? The bending of light as it passes from one medium to another is called refraction. The angle and wavelength at which the light enters a substance and the density of that substance determine how much the light is refracted. The bending occurs because light travels […]
Why can I not compress images in Word?
Why can I not compress images in Word? Turn off compression in Word, PowerPoint, or Excel Click File > Options. In the Options box, click Advanced. In the list at Image Size and Quality, do one of the following. (This example shows the options in Word.) Under Image Size and Quality, select the Do not […]
Do you have to preheat a convection oven?
What are the 4 phases of moon?
What are the 4 phases of moon? The four primary moon phases are: New Moon. First Quarter. Full Moon. Third Quarter (Last Quarter) What are the 7 phases of the moon? They are: the New Moon; Waxng Crescent; First Quarter (or half-full; Waxing Gibbous; Full Moon; Waning Gibbous; Last Quarter (half-full on other side); Waning […]
What is the ocular lens used for on a microscope?
What is the ocular lens used for on a microscope? Ocular Lens – The ocular lens, or eyepiece, magnifies the image. It contains a measuring scale called and ocular micrometer. The ocular micrometer has no units. Revolving Nose Piece – Several objective lenses of varying magnification and numerical aperture are mounted on the revolving nosepiece. […]