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AP Biology Unit 2 Exam | Questions And Answers Latest {} A+ Graded | 100% Verified
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AP Biology Unit 2 Exam | Questions And Answers Latest {} A+ Graded | 100% Verified
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AP Biology Unit 2 Exam | Questions And Answers Latest {2024- 2025} A+ Graded | 100%Verified
2 organelles that contain their own DNA separate from the chromosome - Mitochondria and chloroplast
What domains fall under prokaryotic cells? - Bacteria and archaea
What are the basic features of all cells? - Membrane, cytoplasm, chromosomes, ribosomes
This organelle synthesizes lipids, metabolizes carbohydrates, detoxifies poison, and stores calcium -
Smooth ER
This cell is characterized by having DNA in a nucleus that is bound by a nuclear envelope and membrane
bound organelles - Eukaryotic cell
This is a membranous sac of hydrolytic enzymes that can digest macromolecules - Lysosome
The __________ is a selective barrier that allows oxygen, nutrients, and wastes to service the volume of
every cell - Plasma membrane
Ribosomes use the information from the DNA to make what - Proteins
This cell type is characterized by having no nucleus, but instead a nucleoid, and no membrane bound
organelles - Prokaryotic cell
Diffusion through protein channels is known as what? - Facilitated diffusion
Site of ribosomal RNA synthesis - Nucleolus
What happens to a plant cell when placed in pure water (hypotonic solution)? - It becomes turgid, cell
wall protects from bursting
, Site of photosynthesis - chloroplast
These vacuoles pump excess water out of the cell - Contractile
This ER lacks ribosomes - Smooth ER
This organelle modifies products of the ER, manufactures certain macromolecules, sorts and packages
materials into transport vesicles - Golgi apparatus
What kind of amino acids will anchor proteins into the membrane? - Non-polar
What is it called when cells are moving molecules against its concentration gradient, from an area of low
concentration to an area of high concentration? What does it require to do this? - Active transport,
requires ATP
Site of cellular respiration - Mitochondria
These types of vacuoles are formed by phagocytosis - Food
The logistics of carrying out cellular metabolism sets a limit on the size of cells. The ________ to
_______ ratio of a cell is critical. - Surface area to volume
Both animals and plants have _________ that allow molecules to pass readily between adjacent cells
without crossing plasma membranes. - Cell junctions
These vacuoles are found in many mature plant cells and they hold organic compounds and water -
Central
What are the 3 main types of membrane receptors? - G-protein linked, tyrosine kinases, ion channel
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