Which piece of evidence best supports the endosymbiotic theory of organelle evolution?
A. Mitochondria and chloroplasts both contain DNA and some can make their own proteins.
B. Mitochondria and chloroplasts divide by binary fission.
C. The outer membrane of chloroplasts and mitochondria resembles that of a eukaryotic cell while the inner membrane resembles that of a bacterial cell.
D. Mitochondria and chloroplasts are the same size as bacteria.
E. All of these are correct.
Answer: E
You might also like to view...
The organelle involved in the oxygen-requiring process by which the energy harvested from macromolecules is used to generate ATP is the:
A. chloroplasts. B. ER. C. nucleus. D. lysosome. E. mitochondria.
Koopman’s research on mouse meiosis revealed ____
a. a meiosis promoting gene b. a meiosis inhibiting gene promotes retinoic acid production c. that retinoic acid prevents meiosis d. Cyp26b1 gene expression in embryonic testes but not ovaries e. germ cells form later in male mice that lack the Cyp25b1 gene
What technique would you use to detect a target sequence in an intact chromosome using a labeled molecular probe?
A) PCR B) in situ hybridization C) western blotting D) Sanger sequencing E) karyotyping
Which of the following is TRUE in the Watson-Crick model of DNA?
A) Four different types of bases are found in DNA. B) Phosphate groups always bond to ribose. C) Ribose always bonds to a nitrogenous base. D) The number of adenines equals the number of guanines. E) During replication, the phosphate groups are copied but the base sequence is not copied.