What are the common characteristics of all eukaryotic cells?

A. nucleus,
B. cell membrane,
C. cytoplasm
D. All of the above


Answer: D. All of the above

Biology & Microbiology

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Fungi

A. are prokaryotes or eukaryotes, depending on the species. B. produce chlorophyll under aerobic conditions. C. produce chlorophyll under aerobic conditions and are prokaryotes or eukaryotes, depending on the species. D. are eukaryotic organisms.

Biology & Microbiology

Which tissue type arises from all three embryonic germ layers?

A) connective tissue B) nervous tissue C) epithelial tissue D) muscle tissue

Biology & Microbiology

Which type of angiosperm typically has parallel leaf veins and a fibrous root system?

A) Monocot B) Dicot C) Conifer D) Legume

Biology & Microbiology

Which of the following is a false statement about plant secondary metabolites?

A. Some of them can cross the placenta during pregnancy. B. They are too unpredictable to use in pharmaceutical research. C. Some can be used to treat human diseases. D. The activity of certain medicines is due to secondary metabolites. E. Some can be poisonous to humans.

Biology & Microbiology