Answer:
For example, addition of an orange chromic acid reagent to some compounds causes the chromium reagent to change to a blue-green color (Figure 6.37a). This is considered a "positive" test result, and in this case indicates the presence of a functional group that can be oxidized (alcohol or aldehyde).
Answer:
tiger moths have dark wings with red orange spots and white stripes meanwhile a typical moth has a dark, almost black body and have many dark spots with grayish-white wings
I believe is A I’ve learned that in 8th grade I think
Answer:prophase----the chromosomes shorten and thicken.the nuclear membrane has open up and the nucleolus has disappeared
Metaphase----the chromosomes migrate to the central plane of the cell and attach to the spindle fibres microtubules
Anaphase---the chromatids of each chromosomes part and move towards opposite poles of the spindle as the spindle fibres shorten
Telophase----the chromatids are in the polar end of the spindle .the spindle breaks down,the centrioles replicate,the nuclear membrane is reformed,the chromosomes gradually uncoil.
Explanation:
Muscle contraction occurs when the brain tells the body to move. The brain ... Muscle cramps are primarily caused by a lack of ATP in the body. ... The function of potassium inside the muscle cell is to repolarize the membrane.