Answer:
Burrowing.
Explanation:
Tortoises can dig into the earth and build burrows with their sturdy paws and long legs, which shield them from predators as well as hot and cold temperature conditions.
The most common pathogen then carry is protozoa , that causes malaria
Explanation:
Cardiac muscles straited involuntary helps to pump blood through the body.
skeletal straited voluntary helps in body movement.
smooth non straited involuntary helps food to go digestive tract.
B. vertebrates and invertebrates.
Answer:
Some mutagens strip DNA nucleotides (bases) of essential modifications—for example, they deaminate the bases—such that these bases resemble different nucleotides and confuse the DNA replication machinery. Subsequent rounds of DNA replication then permanently incorporate such changes.
Explanation:
