Answer:
The correct answer is number one: <em>Filamentous rotating structures that provide motility may be singular, paired or scattered.</em>
Explanation:
Flagella are organelles defined by function rather than structure.
The primary function is that of locomotion but also being sensitive to chemicals and temperatures outside the cell.
Helicobacter pylori is a good example of flagella: It uses multiple flagella to propel itself through the mucus lining to reach the stomach epithelium.
Sperm cell is a good example, which uses its flagellum to propel itself through the reproductive tract of females.
I hope it helps!
<u>Answer:</u>
All cells have same genes, but different genes are active in different cells
<u>Explanation:</u>
Most living organisms are made up of different kinds of cells specialize in performing various functions like nerve cells perform different functions than blood cells. But all the cells are composed of same set of genetic information.
Since biochemical function is found out mainly by some specific enzymes, different sets of genes must be turned on and off in the various cell types to perform different functions. This is how cells differentiate for different functional capabilities.
A parasite invades the species and causes its population to decline because a biotic factor is a living factor that affects a species
Answer:
You need to use the scientific method and <u>Knowlegde of the environment</u> in order to work as an environmental scientist.
Explanation:
Answer:
- There are many craters on the moon
- Spherical rocky body
- The moon has great basins
- Many great dark plains
H o H o Hope this helped!
Merry Christmas!