This topic contains a solution. Click here to go to the answer

Author Question: Which organelle is composed of an extensive network of membranous channels that connects the nuclear ... (Read 87 times)

iveyjurea

  • Hero Member
  • *****
  • Posts: 555
Which organelle is composed of an extensive network of membranous channels that connects the nuclear membrane, the Golgi apparatus, and the plasma membrane?
 A) the lysosome
  B) the nucleolus
  C) the centrioles
  D) the endoplasmic reticulum

Question 2

MicroRNAs are small noncoding RNAs that ____.
 A) enhance gene expression by activating mRNA expression
  B) silence gene expression by binding to mRNA to inhibit translation
  C) modify gene expression by replacing specific nucleotides in mRNA
  D) mediate DNA production in a reverse direction



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

thall411

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

D

Answer to Question 2

B




iveyjurea

  • Member
  • Posts: 555
Reply 2 on: Aug 21, 2018
Great answer, keep it coming :)


ryansturges

  • Member
  • Posts: 338
Reply 3 on: Yesterday
Excellent

 

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

For a complete list of videos, visit our video library