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Biology
i have 10 question will give medal and be a fan 1)The main difference between a prokaryotic cell and a eukaryotic cell is A) the ability to grow. B) the ability to reproduce. C) the presence of nucleic acids. D) the presence of a true nucleus. 2) Which type of cell contains DNA enclosed in a nucleus? A) centriole B) eukaryote C) plasmid D) prokaryote 3) Viruses CANNOT A) be crystallized. B) live in bacteria. C) reproduce
Urea is commonly used in laboratories. what will be the effect of adding a concentrated urea solution to a protein? a. denaturation of protein b. no effect c. change in the sequence of amino acids
What Happens During Absorption?
Carbon dioxide is a waste product carried by the _____ back to the heart. A : Arteries B : Veins
Which are required for natural selection to occur
The amount of moisture in a prevailing wind depends on which two factors?
how does the structure of the small intestine help it to perform its function ?
Which of the following are functions of nucleic acids?
What is the best description of what viruses are made of? a. protein and RNA b. carbohydrates and RNA c. protein and nucleic acids d. carbohydrates and nucleic acids
What might the shape of the skull and the supraorbital height tell us about each species?
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