Frogs do have lungs but they are small and rarely used, frogs mostly take in moisture through the skin in process called cutaneous gas exchange.
Answer:
Attached to each sugar is one of four bases--adenine (A), cytosine (C), guanine (G), or thymine (T). The two strands are held together by hydrogen bonds between the bases, with adenine forming a base pair with thymine, and cytosine forming a base pair with guanine.
Explanation:
Answer:
A student has been studying electrical circuits in class. The student suggests that replacing a wire with rubber tubing will stop the current from flowing through a circuit. Which term best describes this idea?
Hypothesis
Explanation:
From the analogy, it is expedient to know that the student assertion about the electrical circuits was an hypothesis because it gives room for further investigation by other scholars.
Answer:
B. Habitat destruction
Explanation:
What is the number one cause of biodiversity loss? 1. Habitat destruction. Habitat destruction is a major cause of biodiversity loss.
