Let’s explore antibodies a little more. Chapter 16 of the textbook covers Antibodies with the figure below. Which of the following are true of antibodies?

A protein with quaternary structure having 2 longer “heavy chains” and 2 “light chains”.
A protein secreted by B lymphocytes into body fluids with binding sites for 2 antigens.
Proteins recognized very specifically and bound by white blood cells called lymphocytes.
All of the above

Which process can increase the rate of greenhouse gas emissions into the atmosphere in response to a decrease in albedo

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

Select the correct answer from each drop-down menu proteins are