Answer:
During the course of a continuous isometric contraction of given strength, the electrical activity progressively increases. This is due to recruitment of motor units taking place to compensate the decrease in force of contraction occurring in the fatigued muscle fibres.
Explanation:
Answer:
Humans, plants, and mushrooms all are made of cells. Humans, plants, and mushrooms also maintain homeostasis. Mushrooms and animals share a similar chemical called fungi
Answer:
A. a geographic separation occurs between subpopulations
Explanation:
Allopatric speciation, which can also be called geographic speciation, is a type of speciation that involves the isolation of biological populations of the same species. This isolation is caused by geographical changes which include, formation of islands, mountains, and bodies of water. Social changes, brought about by human activities such as urbanization and agriculture, also aids Allopatric speciation.
The isolation of subpopulations from each other will lead to the gene flow being interfered or hindered.
<u>Answer:</u>
Area receives little precipitation.
<u>Explanation:</u>
- Arid climate is a type of climate that receives less than 25.4 cm of rainfall throughout the year.
- Desert climate is called as arid climates. Rainfall in arid climates is usually irregular but when rainfall occurs then it will be huge with thunderstorm.
- Many plants and animals found in that climate adopt themselves from rare rainfall and they remain inactive during most of time of the year and active only on the time when rainfall occurs.