To be injured by an animal with poisonous spines, you must: be the aggressor and touch the animal first.
<h3>What is the use of spines in animals?</h3>
- Spines are hard, needle-like anatomical structures found in both vertebrate and invertebrate species.
- The spines of most spiny mammals are modified hairs, with a spongy center covered in a thick, hard layer of keratin and a sharp tip.
- Spines on an animal’s body help defend it.
- They can be irritating or painful, or difficult to swallow.
- Spines are also important tools for communication, shock absorption, and rain protection.
- Animals like porcupine shoot their spines (quills) for defense. Some spines can also pass through gloves.
- To prevent attacked by an animal with poisonous spines you must remain calm and observe your surroundings.
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Transcription takes place in three steps: initiation, elongation, and termination. The steps are illustrated in the Figure below. Initiation is the beginning of transcription. It occurs when the enzyme RNA polymerase binds to a region of a gene called the promoter.
Answer:
Homeostasis
Explanation:
Homeostasis- state of maintaining a stable internal enviornment despite changing external conditions
Answer:
Mutations in DNA
An offspring receives half of its genetic material from its mother and half from its father.
Explanation: