3. seasonal changes on earth are primarily caused by
a) parallelism of the sun's axis as the sun revolves
b) changes in distance between earth and the sun
c) elliptical shape of earth's orbit around the sun
d) tilt of earth's axis as earth revolves around the
affirmative, that is correct.
a genetic disorder is nothing more than an abnormal occurrence in a genome, which means that if you change dna you'll change the genome, and if the change isn't acceptable, genetic disorders can occur easily.
genetic disorders is a fun field within genetics, and it isn't easy. the functioning of a gene might be an easy concept now a days, but we haven't mastered it. for example, it's not like maths:
- somebody comes up with a new, unsolved problem, and tries to solve it, and while doing that, the person can create laws, theorems, equations, etc.
once you come up against a genetic disorder (you can't just create a genetic disorder to study it) you have to study the genetic disorder itself, what caused it and why.
hope it ,
i have no idea what the answer is im sorry.
they are considered to be extinct
a) parallelism of the sun's axi...