Prokaryotic and eukaryotic cells are similar in having which of the following?
Answer(s): D
Both prokaryotes and eukaryotes interact with the extracellular environment and use membrane-bound or membrane-associated proteins to achieve this. They both use diffusion and active transport to move materials in and out of their cells.Prokaryotes have very few proteins associated with their DNA, whereas eukaryotes' DNA is richly studded with proteins. Both types of living things can have flagella, although with different structural characteristics in the two groups.The most important differences between prokaryotes and eukaryotes are the lack of a nucleus and membrane- bound organelles in prokaryotes.
What is the role of ribosomes?
A ribosome is a structure of eukaryotic cells that makes proteins.
Which of the following is an example of a tissue?
Answer(s): A
A xylem is an example of a tissue. A liver is an organ, a mammal is a type of organism, and a hamstring is a muscle.
The adrenal glands are part of the ____________.
Answer(s): C
The adrenal glands are part of the endocrine system.They sit on the kidneys and produce hormones that regulate salt and water balance and influence blood pressure and heart rate.
Which of the following is exchanged between two or more atoms that undergo ionic bonding?
Answer(s): B
An ionic bond forms when one atom donates an electron from its outer shell, called a valence electron, to another atom to form two oppositely charged atoms.
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