× Didn't find what you were looking for? Ask a question
  • Your 24/7 Study Community
    Let our members and experts help you today.
    Ask a question on your homework, textbook problem or any subject topic.
    Answer other members' questions for self-practice, posting credits, and goodwill.
  • Learn more...  What type of user are you?
    High School Student College Student Parent Educator Subject Enthusiast
  • Ace Your Classes
    with the help of Biology Forums' online study community...
    ...where you can find real help from students, educators, and subject enthusiasts.
    It's free!
    Join Today
Who Are We?
Biology Forums - Study Force is a global community comprised of students, educators, and enthusiasts helping each other understand how to solve problems in sciences, mathematics, business, nursing, humanities, and many more subjects.
Q and A Experts
Gallery
Study Resources
Dictionary
We provide access to various types of study material, including textbook solutions, topic notes, sample problems, illustrations, and practice exams that are created by us, indexed from the web, or contributed by our members.
Blogs
Video Tutorials
Flashcards
Textbook Solutions
Our tools, content, and community empower students to push the limits of their learning capabilities.
4.8M
Total Posts
1.9M
Total Topics
61.4K
Members Registered this Year
0
Guests Browsing
0
Members Online
0
Registrations Today
From Our Gallery
Enhance your visual learning  Download and share pictures with your free membership.
What better way to learn than with access to over 35,000 diagrams, photos, and illustrations.
 77
Nondisjunction
 260
Scorpion
 281
Pollen accumulates on the feathers of a little wattlebird (Antho-chaera chrysoptera) sipping nectar
 243
A Bird Egg
 367
Famous People with Parkinson's Disease
 76
Gregor Mendel
 140
Fossil Prokaryotic Cells
 181
The chromosome scaffold of a metaphase chromosome
 720
Our Moon
 8596
The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport.
 298
Development of the Dungeness crab (Cancer magister). The crabs live for 8 to 10 years.
 8643
Stages of transcription
 271
Adaptive Immunity
 4524
Variation in shape and length of nerve cells.
 1296
Getting Connected
 215
Types of Synapses
 203
Diversity of Hawaiian Honeycreepers
 472
A fly on a Venus Flytrap plant.
 1085
The Structures of the Retina
 162
Volvox
 395
Classification of bones according to shape
 392
Xylem vessels
 494
Example of inflammation as a response to bacterial infection.
 5173
Ancient Warming Shrunk Horses to Housecat Size
 842
Viking Lander 1 site February 1978.
 851
Cat Flea
 66783
Parenteral medication administration. The angle of needle insertion for four different types of pare
 260
Epicatechin
 23922
The structure of the placenta
 328
Pollen on stigmata - mallow (Malva neglecta)
 435
Female burnet moths (Zygaena filipendulae) perch on purple blossoms
 223
Fruit Development
 459
Trichomes are hairs or other fine outgrowths of epidermal cells
 143
Morphological divergence among vertebrate forelimbs
 2711
The muscle-spindle feedback circuit
 228
Karenia brevis
 275
Loss of a Shoot Tip Ends Dormancy in Lateral Buds
 4663
Reaction against infection
 252
American Toad
 302
Photo of a lancelet
 101
Evolutionary Relationships Among Honeycreepers
 477
The human brain
 344
Neuron and Astrocytes
 11019
Examples of epithelial tissue.
 424
Autonomic nerves and their effects
 275
Some skeletal differences between a knuckle-walking gorilla and a bipedal human
 4284
Changes in metabolic rate of selected structures in a mammal's body during different activities
 580
Structure of a woody stem
 218
Roundworm Body Plan
 356
Cocaine’s Effect on the Brain
Our Videos are Simple, Yet Effective
Skip the theory  The best way to learn is by watching tons of video examples.
Get right to answering questions with step-by-step explanations in HD quality!
Calculating the Interest Rate in an Annuity (Using Excel)
Handling Partial Periods with Drop and Balloon Payments #finance #annuities
Future Value of Compound Interest Formula (How it Works and its Derivation)
Solving for the Number of Periods in an Annuity
Grade 6 Math Challenge: Average Speed 95% Get This Wrong!
Deriving the Geometric Series Sum Formula
Solving Promissory Note Problems - Calculating Discounting Time
Treasury Bill Calculations (T-bills)
Calculating Present Value of Annuity Due
Finance Trick to Paying off Your Mortgage Faster
Ordinary Simple Annuity Formula (How it Works and its Derivation)
Cavalieri's Indivisibles and the Area of a Circle
Calculating Real After Tax Interest Rate
Discount Loans Explained (when interest is paid upfront)
When in Rome (a tutorial on Roman numerals)
Online Flashcards
Study, learn, and test youself  Whether you want to memorize every bone in the body or prepare for the upcoming MCAT, our web-based flashcard maker has you covered.
A gas bottle contains 0.450 mol of gas at 730 mm Hg pressure. If the final pressure is 1.15 atm, how many moles of gas were added to the bottle?
A) 0.0471 mol
B) 0.0888 mol
C) 0.497 mol
D) 0.539 mol
Quiz Me
What is another name for the modulator unit?

▸ Accumulator

▸ Hydraulic actuator

▸ Power booster

▸ Dump valve
Quiz Me
Pumping the brake pedal quickly during ABS activation will help the antilock brake system to function properly.

▸ true

▸ false
Quiz Me
Modern antilock brake systems provide electronic/hydraulic ________ of the brakes for straight-line stopping during panic conditions.

▸ pumping

▸ modulating

▸ N/A
Quiz Me
Identify the most important resource for determining ABS brake bleeding procedures and why it should always be used.
Quiz Me
What is the most likely cause of the problem if the amber ABS brake warning light is illuminated?

▸ The parking brake is on.

▸ A restricted brake hose

▸ A leak at the wheel caliper

▸ A fault in the...
Quiz Me
Dr. Henry Kril is filing his tax as a head of household. His taxable income is $205,788 and his W-2 form shows he has already paid $55,709. Calculate his tax refund or payment.
A) $2901.96 refund
B) $6201.31 payment
C) $6280.96...
Quiz Me
Which brake warning light operation is normal on a system that is working correctly?

▸ The red brake light is lit when the park brake is applied.

▸ The amber brake light is lit during normal braking.

▸ The amber...
Quiz Me
When Bell Canada diversified by forming BCE, it acquired interests in businesses like trust companies, pipelines, and real estate. This is an example of
A) cost leadership.
B) vertical integration.
C) concentric diversification.
Quiz Me
The client walks up and down the hall three times. The hall is 30 yards long, and 1 yard = 3 feet. How many feet did the client walk?
1. 90 feet
2. 180 feet
3. 270 feet
4. 360 feet
Quiz Me
Relativism is the view that all ethical systems are non-objective.
 
  Indicate whether the statement is true or false.
Quiz Me
Technician A says that the transmission range switch is located in the shift console Technician B says that the transmission range switch is operated by the manual shift linkage. Who is correct?
A) Technician A only      B)...
Quiz Me
We're Social
Follow us on your favorite social media platform