Answer:
768000
Step-by-step explanation:
From 1900 to 2020 = 120 means that it doubles 4 times ( once every 30 years)
=> 48000 * 2 ^ 4 = 768000
Answer:

Step-by-step explanation:
b increased by 16 is at most 20 in equation form
increased means add
b+16
is at most means 

Its OP I am working on this right now and got a hundred on a topic test i would know
Possible genetic combinations of offspring are:
<span>
- A1A3
- A2A3
- A1A4
- A2A4
</span>
Therefore, each genotype has a probability of 1/4
The probability of having thesame genotype the second time is 1/4 * 1/4
= 1/16
The probability that both offsprings will have the same genotype is 1/16