Answer:
a. antigen
Explanation:
The Immune system is composed of immune cells that defend the body against foreign substances such as bacteria or virus. Lymphocytes (B and T cells) are one of the main immune cells
Lymphocytes have the ability to recognize and bind to antigens, wich are substances foreign to the body ( i.e bacterial or virus elements) that evokes an immune response.
I hope this is the answer you’re looking for
Answer:
genes are special instructions that come from an organism's parents. (sorry about repeating your question the minimum amount of letters and stuff i can type is 20.)
Answer:
15 chromosomes
Explanation:
The endosperm is formed through double fertilization where one male gamete nucleus with polar nuclei to form a triploid nucleus called the primary endosperm. The endosperm therefore will contain 15 chromosomes since the polar nuclei is diploid and the male gamete is haploid forming a triploid nucleus.
Here, matter is gas, rock, lava and water, energy is heat, light. While the process in a system is melting and motion.
<h3>What is matter?</h3>
Matter is any material that has a mass and occupies space by having volume in classical physics and general chemistry.
Energy is a physical system's ability to perform work. The uppercase letter E is a common symbol for energy.
The act of determining the best intercommunication of processing units, as well as the best type and design of units in a process system.
In the given scenario,
- Mater: gas, rock, lava and water.
- Energy: heat, and light.
- Process of system: melting and motion.
Thus, this way the given scenario can be classified.
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