She could only observe a nucleus in a eukaryotic cell. Prokaryotic cels do not have a nucleus, but the eukaryotic cell does.
Answer
d.crust
Explanation
because he covered the layer of the earth
I think the Hagfish habitat is limited by the salinity of the environment. Hagfish are the most pleisiomorphic extant craniates, and based on the similarity of ionic concentrations between their internal milieu and sea water, they have long referred as a model for osmo- and ionoconformation.
Answer:
Pollen grains are also adapted for insect pollination. Some pollen grains are hairy or spiky, and others are sticky, so they attach to the insect. The anthers dangle in the breeze, and the pollen is blown away. The pollen grains are very small and light so they are easily carried on the wind.
Explanation:
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I’m pretty sure it’s four chromosomes if it’s correct please at-least consider giving brainliest:)