Different species could be produced with hybridizatoin, showing that species can change.
Knot is a natural wood defect. The correct answer is A. Knot is a common type of natural defect in wood. There are four basic types of knots base on the size of their diameters, they are pin, small, medium and large knots. The one with the highest diameter is the large knot while the pin knot has the smallest diameter. Knots tarnish the appearance of woods and reduce their strength.
Answer:
A abnormally high level of blood pressure for a long period of time can cause arteries especially in and out of heart to harden and thickens (usually these conditions gets worse with age, obesity or high levels of cholesterols). This builds up a resistance in blood flow and ultimately when the blood flow stops, this causes a heart malfunction called as stroke or a heart attack that results in major heart tissue damage. This can also result in other complications like aneurysm etc...
Answer:
Organic foods are foods grown without the use of chemicals.
Single celled organisms that are the earliest and most primitive forms of life on earth