the answer is the first one: by producing random changes in an organism's genetic code
well, there are a few meanings...
1. the area of variation between upper and lower limits on a particular scale.
2. a set of different things of the same general type.
You would expect to find a <span>plasma membrane </span>
Answer:
1-f; 2-e; 3-a; 4-b; 5-c; 6-d.
Explanation:
Integumentary System - Regulates body temperature, houses cutaneous receptors and synthesizes vitamin D
Nervous System - Responsible for consciousness and memory
Endocrine System - Secretes hormones
Lymphatic System - Transports and filters lymph fluid
Urinary System - Filters and removes waste products from blood
Respiratory System - Responsible for gas exchange between blood and air
