I think it's four boxes in a row with arrows pointing to three boxes below
Answer:
D. It axis is tilted.
That's why there are 4 different seasons on earth occuring at different times because of the way Earth's axis is tilted.
The answer would be true due to the fact that observing is really just looking at the situation, defining it and receiving data, whereas it can be used to add info supporting the problem you wish to explain. Though it can be false while observation can just be looking over an item or object to find data to help you answer your already defined problem.
There is going to be a 25% chance of it being heterozygous unless both parents are heterozygous then if so you do happen to have to heterozygous parents it will be 100% heterozygous.
Viruses are not alive that is how they are different. They are not cells and don't use their energy to adapt to their surroundings.