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You need to draw a punnet square:
_______
__|P | w |
|P |PP| Pw|
|w |Pw| ww|
So that means you'll have:
1/4 PP flowers, which are homozygous purple flowers
2/4 Pw flowers, which are heterozygous purple flowers
1/4 ww flowers, which are homozygous white flowers
So the ratio of purple to white flowers is 3:1
A type of land form that develops at plate boundaries where one oceanic plate descends beneath another is the D. Volcanic island arc
Answer: Ethidium bromide is the most commonly used dye for DNA and RNA detection in gels. Ethidium bromide is a DNA intercalator, inserting itself between the base pairs in the double helix. Ethidium bromide has UV absorbance maxima at 300 and 360 nm, and an emission maximum at 590 nm.
Hope this helps....... Stay safe and have a Merry Christmas!!!!!!!!! :D
Answer:
1.Tetrose
C4 sugars
2.Pentose
C5 sugars
3.Hexose
C6 sugars
4.Heptose
C7 sugars
Ordered smallest to largest in numbers.