« previous next »

Author Question: If it were possible to conduct sophisticated microscopic and chemical analyses o (Read 2426 times)

penguins

  • Hero Member
  • *****
  • Posts: 903
on: Jul 12, 2013
If it were possible to conduct sophisticated microscopic and chemical analyses of microfossils found in 3.2-billion-year-old stromatolites, then one should be surprised to observe evidence of which of the following within such microfossils?
I.    double-stranded DNA
II.    a nuclear envelope
III.    a nucleoid
IV.    a nucleolus
V.    ribosomes
A) II only
B) III only
C) II and IV
D) II, III, and IV
E) all five of these


Millan

  • Sr. Member
  • ****
  • Posts: 368
Reply #1 on: Jul 13, 2013
I know it's C, we did this last week ;)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

penguins

  • Hero Member
  • *****
  • Posts: 903
Reply #2 on: Jul 18, 2013
Thank you, thank you!!


« previous next »
 

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

chemical management chemical management
Activation energy of uncatalyzed and catalyzed chemical reactions Activation energy of uncatalyzed and catalyzed chemical reactions
Microscopic components of osseous tissue. Microscopic components of osseous tissue.
Preparing a Urine Specimen for Microscopic Examination (for Classroom Evaluation Only) Preparing a Urine Specimen for Microscopic Examination (for Classroom Evaluation Only)
Signal Transmission at a Chemical Synapse Signal Transmission at a Chemical Synapse
Lab: Mass Relationships in Chemical Reaction Lab: Mass Relationships in Chemical Reaction
Video: Sperm Formation

For a complete list of videos, visit our video library