Answer: C. DNA or (Deoxyribonucleic acid )
Explanation: Deoxyribonucleic acid (DNA) has a unique role as the genetic material, which in eukaryotic cells is located in the nucleus.
The answer to the given question above would be BLOOD GROUP ANTIGENS. The term that describes the <span>various protein markers located in the plasma membrane of a red blood cell is called the blood group antigens. Hope this answers your question. Have a great day ahead!</span>
The baby is considered as extremely preterm infant.
The babies that are born alive before the completion of a period of 37 weeks of pregnancy are the preterm babies. There are three categories into which preterm born babies are distinguished: moderate to late preterm for 32-37 weeks, very preterm for 28-32 weeks and extremely preterm for less than 28 weeks.
Premature births are one of the major causes of death of children under the age of 5 years. The babies that survive may have problems and may be visual or hearing impaired, may have learning disabilities etc.
Answer:
<em>The correct option is d) an ecotone</em>
Explanation:
An ecotone can be described as an area of transition between two different biomes. An estuary can be described as an ecotone where the river water meets the seawater. The freshwater biome mixes with the seawater biome in an estuary. Unique plants and animals are grown in an estuary which are adapted to live in such an environment. The water present in an estuary is termed as brackish water. Hence, the correct option is d.