1. A or D
2. D Urbanization
3. <span>D groundwater pollution
4. </span><span>C contamination of beaches and sea vessels with pollutants.</span>
Answer:
contractile vacuole
Explanation:
contractile vacuole is used for balance of water,salt etc
Answer:
B, deoxyribose means it has fewer oxygen molecules than ribose, choice B has fewer oxygens.
Explanation:
Dna stands for deoxyribose
<span>1. is exothermic
2. is current electricity
3. is static electricity
4. is outer ear
5. is compression</span>