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What are cell wall benefits of prokaryotes? - - shape, protection, prevents bursting in hypotonic environments - contain peptidoglycan - encloses bacteria and anchors other molecules to the surface what is the gram stain technique - classifies species of bacteria based on cell wall and composition - gram positive - simpler walls, lots of peptidoglycan - gram negative - more complex, less peptidoglycan outer membrane with lipopolysaccharides, more resistant what is a capsule in prokar...

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4 páginas

Escrito en 2024/2025

Grado A

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Which subatomic particle is not located in the nucleus of an atom? - electron Atoms of the same element with different atomic masses are__________. - isotopes Sodium is atomic number 11. If it loses an electron it will become ________. - an ion or a cation Elements are identified by their number of _________. - protons Chemical energy is _________. - energy stored in chemical bonds Which of these is NOT a main element found in the body? - magnesium (02, carbon, nitrogen, hydrogen...

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3 páginas

Escrito en 2024/2025

Grado A

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A cell is placed in a solution. Over time the cell begins to shrink. The solution is: - hypertonic A cell replicates its DNA/chromosomes during which phase of the cell cycle? - mitosis A combination of monomers to form a larger polymer is what type of reaction? - anabolic reaction A compound that can absorb a H+ ion when placed in water is a/an _______. - base Amino acids are joined together to make proteins in what kind of reaction? - dehydration synthesis Atoms of the same element with d...

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5 páginas

Escrito en 2023/2024

Grado A+

ACADEMICMATERIALS