The chromatids are made of a substance called chromatin. This is a single, very long strand of DNA. ... The chromatin is copied, so you now have 92 strands, that are each spiraled up to form the chromatids. The 2 copies of each chromatid are joined together by a centromere to form a chromosome.
42-rationale: each unit of packed rbcs contains 250 ml. each unit is to infuse over 1 hour (60 minutes).\r\nuse the following equation:\r\n250 ml/60 minutes = 4.16 ml.\r\nmultiply by the drip factor:\r\n4.16 ml 10 gtt = 41.6 gtt/minute (42
Answer:
<em>The correct option is D. Plants</em>
Explanation:
Plants can be described as eukaryotic organisms which are able to make their own food. The process by which plants make their own food is termed as photosynthesis. During photosynthesis, plants convert water and carbon dioxide into glucose and oxygen in the presence of sunlight.
The oxygen produced by the land plants accounts for half of the oxygen present in the Earth. Hence, option D is correct.
Other options are false because none of them can carry out photosynthesis.
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