There are 23 pairs of chromosomes in each cell in a normal adult human.
Answer:
1:2:1 is the genetic crosses
<span>Certainly. Every organism has a variety of different characteristics. One person writing a key might choose to use different characteristics than another person would use.
For example: Here's a key for separating fish, snake, frog and mouse
1.
A. Has scales on its skin ... 2
B. Has no scales on its skin ... 3
2.
A. Breathes with gills - fish
B. Breathes with lungs - snake
3.
A. Has hair or fur - mouse
B. Has no hair or fur - frog
Here's a different key for the same four animals:
1.
A. Has four legs ... 2
B. Does not have 4 legs ... 3
2.
A. is warm-blooded - mouse
B. is cold-blooded - frog
3.
A. has fins - fish
B. has no fins - snake</span>
Hello, 3Coli here!
Here is your answer:
My data supports the hypothesis as supporting evidence. My hypothesis would not have existed if I didn't have evidence. If a hypothesis doesn't match my data, it could be wrong.
Hope this helps! :D
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