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Licemer1 [7]
3 years ago
13

A(n) ____________ is recognized by lymphocytes to be foreign and causes an immune response.

Biology
1 answer:
vagabundo [1.1K]3 years ago
6 0
An antigen is recognized by lymphocytes to be foreign and causes an immune response. It is important to know about the immune system of the body as well. The immune system is the system that recognizes and defends itself against any viruses, bacteria or any other harmful foreign bodies. 
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Biodiversity decreases the stability of an ecosystem and decreases the
Effectus [21]

Answer: false

because Biodiversity is the biological variety and variability of life on Earth. Biodiversity is a measure of variation at the genetic, species, and ecosystem level. Terrestrial biodiversity is usually greater near the equator, which is the result of the warm climate and high primary productivity.

7 0
3 years ago
Read 2 more answers
The myocardium is thickest in the ________ ventricle because it must work the hardest to pump blood to the entire body.
erastova [34]
The left ventricle is responsible for pumping oxygenated blood throughout the entire body, which requires a lot of work and pressure, hence why it is super thick.
6 0
3 years ago
What is the volume of 0.25 mol of ammonia gas at 1.00 atm and 273 K? (R= 0.0821 Latm/molK)What is the volume of 0.25 mol of ammo
ICE Princess25 [194]

Answer:

5.6L

Explanation:

Given parameters:

number of moles  = 0.25mol

pressure on gas  = 1atm

temperature  = 273K

Gas constant R = 0.0821Latm/molK

Unknown:

Volume of gas  = ?

Solution:

Using the ideal gas equation, we can solve this problem. The equation is a combination of the three gas laws: Boyle's law, Charles's law and Avogadro's law.

It is mathematically expressed as;

             PV = nRT

where P is the pressure

           V is the volume

          R is the gas constant

          T is the temperature

          n is the number of moles

All the parameters are in the appropriate units and we simply solve for the volume of the gas;

                1 x V = 0.25 x 0.0821 x 273

                      V  = 5.6L

4 0
3 years ago
What characteristics apply to gymnosperms? (Choose all that apply)
Sholpan [36]
Have cones as reproductive structures.
Have vascular tissue.
8 0
3 years ago
PLEASE HELP ((I WILL MARK YOUR ANSWER THE BRAINLIEST)) THANKSS :)))
Hitman42 [59]

The overall goal of IPM is to reduce the environmental and health risks of pesticides within social and economic constraints.

Fix: The scope of IPM implementation will continue to change greatly in the future. What began as limited approaches to promote integration of control methods for key pests and provide guidelines for decisions regarding pesticide applications is evolving to an ecologically-based systems approach.

5 0
2 years ago
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