A biologist has just discovered a new life form. The newly described organism is multicellular, does not carry on photosynthesis, and absorbs nutrients from the environment. It is composed of eukaryotic cells with cell walls. In which kingdom would the organism be classified?
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Mammary glands are specialized sweat glands that produce mil…
Mammary glands are specialized sweat glands that produce milk.
A biologist has just discovered a new life form. The newly d…
A biologist has just discovered a new life form. The newly described organism is multicellular, does not carry on photosynthesis, and absorbs nutrients from the environment. It is composed of eukaryotic cells with cell walls. In which kingdom would the organism be classified?
The gill flap, or operculum, was an important adaptation for…
The gill flap, or operculum, was an important adaptation for fish because it helps with _____.
A sponge’s structural materials (spicules, spongin) are manu…
A sponge’s structural materials (spicules, spongin) are manufactured by the
The organ level of structural organization comes before the…
The organ level of structural organization comes before the tissue level of structural organization.
Most plants have vascular tissue; these constitute the _____…
Most plants have vascular tissue; these constitute the ________ plants.
Most plants have vascular tissue; these constitute the _____…
Most plants have vascular tissue; these constitute the ________ plants.
Do hormone signals cause an effect faster than nerve signals…
Do hormone signals cause an effect faster than nerve signals?
Which of the hyphae shown below is an example of septate hyp…
Which of the hyphae shown below is an example of septate hyphae?