The answer is 90 degrees that is what angle nurses inject medication with
Answer:
The larva stage of skilworm is a worm-like creature that emerges from the egg, the first life stage. And the pupa stage of silkworm is the sedentary, transformative form following the larval stage
This is on account of every chromosome just has up to 50 units so when it surpassed this number it's on an alternate chromosome, along these lines it can't be connected.
One can decide whether qualities are connected or not by taking a gander at the posterity and deciding the recombination recurrence you can do this by taking the aggregate number of posterity that were recombined and partitioning it by the aggregate