This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The first cells that must have formed on Earth must have been complex single-celled organisms much ... (Read 144 times)

K@

  • Hero Member
  • *****
  • Posts: 608
on: Jul 27, 2018
The first cells that must have formed on Earth must have been complex single-celled organisms much like the modern yeast.
 
  Indicate whether the statement is true or false

Question 2

It is important for the continued existence of all life that not all the copies of deoxyribonucleic acid (DNA) be exact duplicates.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

shailee

  • Sr. Member
  • ****
  • Posts: 392
Reply #1 on: Jul 27, 2018
Answer to Question 1

False

Answer to Question 2

True


K@

  • Hero Member
  • *****
  • Posts: 608
Reply #2 on: Jul 27, 2018
Thanks


shailee

  • Sr. Member
  • ****
  • Posts: 392
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Vacuoles in Plant Cells Are Usually Large Vacuoles in Plant Cells Are Usually Large
Several common functional groups in a single biomolecule Several common functional groups in a single biomolecule
A single overhead camshaft engine with a timing belt that also rotates the water pump. A single overhead camshaft engine with a timing belt that also rotates the water pump.
Potatoes are a good source of complex carbohydrates Potatoes are a good source of complex carbohydrates
Invasion and metastasis by cancer cells Invasion and metastasis by cancer cells
Video: Gastrin (protein digestion)

For a complete list of videos, visit our video library