DNA is transferred from one bacterium to another. After the donor cell pulls itself close to the recipient using a structure called a pilus, DNA is transferred between cells. In most cases, this DNA is in the form of a plasmid. An F+ donor cell contains its chromosomal DNA and an F plasmid
Answer: A
Explanation:
Ecological succession is the process of change in the species structure of an ecological community over time. The time scale can be decades (for example, after a wildfire), or even millions of years after a mass extinction.
Energy is required for the normal functioning of the organs in the body<span>. Many tissues can also use fat or protein as an energy source but others, such as the brain and red blood cells, can only use </span>glucose<span>. </span>Glucose<span> is stored in the </span>body<span> as glycogen. The liver is an important storage site for glycogen.</span>
Answer:
TISSUES
Explanation:
Each cell type has a special feature that enables it to perform a particular function efficiently. These cells are said to be specialized to perform specific functions. Groups of specialized cells are assembled together to form a tissue. Examples are muscle, skeletal and nervous tissues in animals as well as phloem, epidermis and xylem tissues in plants.