Answer:
The correct answer would be
- They are vase-shaped
- Their tentacles trail down from their mouth.
Coral polyps are small, soft-bodied organisms mainly belong to the phylum Cnidaria.
They have a vase-shaped body that is, their body is cylindrical in shape which is elongated at the axis.
They remain attached to the rocks present on the floor of the sea.
They have tentacles which help in capturing the food.
The tentacles surround the mouth which opens into a central cavity filled with fluid.
They can reproduce sexually as well as asexually.
Answer:
(d) chemosynthetic forms
Explanation:
Autotrophs are characterized by their ability to produce their own food; parasites, saprophytes, and pathogenic (disease-causing) organisms do not have this ability. Chemosynthetic ones, however, can through the conversion of one or more carbon-containing molecules into organic matter.
<span> part of the human brain seems to be the most distinct from the brains of nonhuman animals is </span><span>a. hypothalamus
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Answer:
Since the cell membrane is semi-permeable, the likelihood of substance L entering the cell attached to a large protein is lower than that of substance L free in the culture. Substance L enters the cell membrane through active transport, but the cell membrane may block the larger protein, thus blocking substance L, if it is attached to the large protein.
Explanation:
