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

Author Question: The first cells must have been simple, single-celled organisms similar to modern _______________. ... (Read 71 times)

Mimi

  • Hero Member
  • *****
  • Posts: 542
on: Jul 27, 2018
The first cells must have been simple, single-celled organisms similar to modern _______________.
 
  Fill in the blank(s) with correct word

Question 2

_______________ are fossilized remains of colonies of single-celled organisms that built up layer after layer of trapped sediments.
 
  Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mirabriestensky

  • Sr. Member
  • ****
  • Posts: 325
Reply #1 on: Jul 27, 2018
Answer to Question 1

bacteria

Answer to Question 2

Stromatolites


Mimi

  • Member
  • Posts: 542
Reply 2 on: Jul 27, 2018
Gracias!

hollysheppard095

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Stages of endometrial cancer. Stage I: Mutated cells arise from glandular epithelium of the endometr Stages of endometrial cancer. Stage I: Mutated cells arise from glandular epithelium of the endometr
Adult stem cells offer hope for cell therapy to treat diseases in the future Adult stem cells offer hope for cell therapy to treat diseases in the future
The ancestral and modern-day tomato. (b) Phenotypic effect of the fw2.2 transgene in the tomato The ancestral and modern-day tomato. (b) Phenotypic effect of the fw2.2 transgene in the tomato
In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig
Examples of Human Disorders Caused by Single-Gene Mutations Examples of Human Disorders Caused by Single-Gene Mutations
The structural genes of the lac operon are transcribed into a single polycistronic mRNA The structural genes of the lac operon are transcribed into a single polycistronic mRNA
Video: SNP Polymorphysim Microarray Chip - How to Test a Person's DNA

For a complete list of videos, visit our video library