Answer:
Explanation:
In the first minute the elevator desends 4 meters. The elevator stops at minute two. In minute three the elevator decends another 4 meters. The elevator stops at minute four. In minute five the elevator decends two meters.
A i wrong because it says that they are similar.
B is wrong because archaea are phylogenetically similar to eukaryotes
C is also true because archaea are more phylogenetically similar to eukaryotes than bacteria
D is true because the Archaea did develop before Bacteria
so your answer is C because D says that archaea are different from bacteria because the archaea domain developed first, it does not say that they are dissimilar because of their appearance
B phenotype (think pheno= physical)
Variations can be genetic or environmental, the traits are passed from one generation to other generation of snail is from from both parents to offspring and through the environment.
The correct answer is C.
Explanation:
Genetic variation in an organism is passed to the offspring by its parents.
environmental variation is the the result of different environment with which individual adapt.
Natural selection is a process in which a suitable trait which is well adapted to the environment is passed on tho future generations.
Genetic variation is the change in DNA or gene of the individual trait. The tree snails having different pattern in their shells is due to the habitat they are living in.
The snails which have well adapted to the environment are able to reproduce and pass on the traits to their progeny. The variation is due to the traits passed from parents through the environment also.
Answer:
White eyes are lethal in male Drosophila was the hypothesis of Thomas hunt which was valid. Hence the answer is option B.
Explanation:
Thomas hunt Morgan was a famous American biologist. He was more famous because of his experiment on drosophila which contributed most of things about the lifestyle and health science in much of the findings about those insects.
He was also awarded by the Nobel prize for his works which was related to medicine in 1933. He has also contributed many knowledge about the chromosome and heredity. he is finding is very helpful nowadays for the scientist and other biologist.
