« previous next »

Author Question: The cell ________ allows the passage of some substances, but denies others. Fill in the blank(s) ... (Read 80 times)

vinney12

  • Hero Member
  • *****
  • Posts: 586
on: Jun 27, 2018
The cell ________ allows the passage of some substances, but denies others.
 
  Fill in the blank(s) with correct word

Question 2

The combining forms opt/o, ophthalm/o, and ocul/o all mean eye.
 
  Indicate whether the statement is true or false


joanwhite

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Jun 27, 2018
Answer to Question 1

membrane

Answer to Question 2

TRUE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

A missense mutation that causes red blood cells to sickle in sickle-cell anemia. A missense mutation that causes red blood cells to sickle in sickle-cell anemia.
Activity of a Hippocampal Grid Cell Activity of a Hippocampal Grid Cell
Stages in the establishment of a cell culture. Stages in the establishment of a cell culture.
A color-enhanced scanning electron micrograph of a neuron cell body (grey) studded with terminal ... A color-enhanced scanning electron micrograph of a neuron cell body (grey) studded with terminal ...
A Gaucher cell showing accumulated fat stored in structures called lysosomes A Gaucher cell showing accumulated fat stored in structures called lysosomes
The major events in meiosis in an animal cell with metaphase The major events in meiosis in an animal cell with metaphase
Video: System organization - PPM system types (Somatic, Autonomic & Enteric) and Reflex arc types

For a complete list of videos, visit our video library