The endosymbiotic theory states that mitochondria originated from
A) a routine step in evolution.
B) the fusion of several prokaryotes.
C) purple bacteria entering and remaining in the cytoplasm of another cell.
D) the slow evolution of various organelles over millions of years, particularly during the time of the dinosaurs.
E) a long, intense period of lightning.
C) purple bacteria entering and remaining in the cytoplasm of another cell.
You might also like to view...
What ion is mainly responsible for seawater being slightly alkaline?
a. Carboxylic acid b. Carbon dioxide c. Bicarbonate d. Nitrogen
The first amino acid of a new polypeptide chain is
a. alanine. b. cysteine. c. variable. d. phenylalanine.
e. methionine.The root extensions of mangroves are called ________
Fill in the blank(s) with correct word
Negative epistasis is:
a. only present in the homogametic sex. b. a mechanism that explains the Dobzhansky–Muller model of reproductive isolation. c. responsible for chromosomal rearrangements. d. responsible for changes in ploidy.