Which of the following statements provides the strongest evidence that prokaryotes evolved before eukaryotes?

a) meteorites that have struck Earth
b) abiotic laboratory experiments that produced liposomes
c) Liposomes closely resemble prokaryotic cells.
d) the primitive structure of plants
e) The oldest fossilized cells resemble prokaryotes.


Ans: e) The oldest fossilized cells resemble prokaryotes.

Biology & Microbiology

You might also like to view...

In the accompanying figure, a cell type that distributes breakdown products of digestion to other cells in the sponge

body is identified by the number ____. a. 1 b. 2 c. 3 d. 4 e. 5

Biology & Microbiology

Mendel’s pea plants made good experimental subjects because they ____

a. exhibit continuous variation b. exhibit a variety of inheritance patterns c. exhibit discontinuous variation and complete dominance d. are sterile e. have many complex traits that are easy to resea

Biology & Microbiology

In an allopolyploid organism, what is true regarding the fertility of interspecies hybrids?

A) Interspecies hybrids are fertile due to nonhomology of chromosomes. B) Chromosome doubling and nondisjunction in gametocytes can lead to homologous chromosome pairing, disjunction, and fertile hybrids. C) Interspecies hybrids will be fertile so long as there is an even number of chromosomes in the offspring. D) Mitotic nondisjunction results in haploid cells. E) Meiotic nondisjunction produces three haploid gametes and one diploid gamete.

Biology & Microbiology

What is the cause of blindness in mole rats?

a. They live in dry areas that do not provide enough moisture. b. They live in a group and do not need to see. c. They live in the light and are blinded by it. d. They live in underground darkness.

Biology & Microbiology