The answer is in the picture. I hope this helps you.
Answer:
Option-D
Explanation:
The skin toughness trait is determined by the genes which can control the components of skin like the amount of the collagen and the elastin. Also, the trait is influenced by the environmental factors which can act as a stimulus to either increase or decrease the components of the skin.
In the given case, when you walk barefooted develops the callus but when you walk with the shoes you do not develop calluses. Here the development of calluses is influenced by the environment which can lead to the increased production of collagen genetically which provides strength.
Thus, Option-D is the correct answer.
Endoplasm<span> generally refers to the inner (often granulated), dense part of a cell's cytoplasm. This is opposed to the </span>ectoplasm<span> which is the outer (non-granulated) layer of the cytoplasm, which is typically watery and immediately adjacent to the plasma membrane.</span>
The year in which the deer population closest to ZPG is in 1971
That year the population of deer closest to Zero population
<h3>Living organisms </h3>
Living organisms; be it plants or animals are any organic or living system composed of cells and function as an individual entity.
- All living organisms share a number of key characteristics or functions such as movement, respiration, homeostasis, reproduction, growth, evolution, competition and others.
- Animals and plants also posess systems such as the digestive, skeletal, transport, nervous, excretory, respiratory and reproductive system.
- Living organisms are also taxonomically classified as either unicellular microorganisms or multicellular plants and animals
So therefore, the year in which the deer population closest to ZPG is in 1971
Complete question:
Zero population growth occurs when a population has the same number of individuals entering the population (births) as those leaving the population (deaths). In which year, was the deer population closest to ZPG?
Learn more about living organisms:
brainly.com/question/17259533
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