First, a complete digestive system means that the digestive tract has a beginning or the oral end and the opposite end or the aboral end. This is found in more complex animals starting from roundworms (flatworms have an incomplete digestive tract). A closed circulatory system is found in animals more recent than mollusks. The presence of the coelom makes it more evolved than the flatworms.
Specifically, a small animal with a segmented body, short stiff appendages, and soft skin with the above characteristics point out to the phylum Annelida or annelids.
Answer:
The solute of soda water is carbon dioxide.
The solvent of soda water is water.
Acidity.
If it has less acid it is considered an alkaline
If it has more acid it is acidic
1the atmosphere<span> also protects living </span>things<span> on Earth from the sun's harmful ultraviolet radiation. 2</span>tmosphere filters out these dangerous rays. 3The atmosphere<span> also helps to sustain life of Earth. .4blocks harmful electromagnetic 5.provide oxgen</span>
Answer: Option B is incorrect rest all the statements are correct.
Explanation:
A single trait can be controlled by multiple genes: A single trait can need multiple gene to be controlled. There are many traits in the body which can be controlled by the multiple genes in the body.
A single trait can alter multiple genes: The activity of a single gene can alter the activity of the multiple genes of the body. The faulty protein produced by the gene can also effect the other genes of the body.
A single gene can influence multiple traits: A single gene in the body can affect multiple characters of the body. A single gene can be responsible or eye color, hair color, skin color et cetera.
