Nondisjunction - in nondisjunction, the chromosomes fail to separate at a proper state due to meiosis.
Explanation:
At the end of mitosis, the two daughter cells will be exact copies of the original cell. Each daughter cell will have 30 chromosomes
ANSWER:
I think it's the second one.
EXPLANATION:
in primary succession newly exposed or newly formed rock is colonized by living things for the first time. in secondary succession an area that was previously occupied by living things is disturbed, then recolonizeed following the disturbance.
Answer:
Erosion is the cause for most canyons and caves it’s caused by water or just air beating against rocks
Explanation:
I think the answer would be water or the ocean.....hopefully im not confusing you....wish i had a few answers to pick from!!! :) Have a good Thanksgiving!!