« previous next »

Author Question: If, someday, an archaean cell is discovered whose rRNA sequence is more similar (Read 825 times)

geoffrey

  • Hero Member
  • *****
  • Posts: 880
on: Jul 14, 2013
If, someday, an archaean cell is discovered whose rRNA sequence is more similar to that of humans than the sequence of mouse rRNA is to that of humans, the best explanation for this apparent discrepancy would be
A) homology.
B) homoplasy.
C) common ancestry.
D) retro-evolution by humans.
E) coevolution of humans and that archaean.


penguins

  • Hero Member
  • *****
  • Posts: 903
Reply #1 on: Jul 15, 2013
Easy! It's B. Bye for now :D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

geoffrey

  • Hero Member
  • *****
  • Posts: 880
Reply #2 on: Jul 15, 2013
Thanks so much, the answer you provide was right on!


« previous next »
 

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

The Role of Microfilaments in Cell Movement-Showing Cause and Effect in Biology 2 The Role of Microfilaments in Cell Movement-Showing Cause and Effect in Biology 2
Plant Cell Plant Cell
Cell Signaling worksheet Cell Signaling worksheet
The Cell The Cell
Cell Organelles Cell Organelles
Phospholipids’ Role in Your Cell Membranes Phospholipids’ Role in Your Cell Membranes
Video: Rena arc construction

For a complete list of videos, visit our video library