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Alzheimer's disease - - chronic neurodegenerative (loss of structure, function, and potentially death of neurons) disease - memory loss - result of deregulated apoptosis, as apoptosis itself leads to programmed cell death cancer - - result of uncontrolled cell proliferation Parkinson's disease - - neurodegenerative (loss of structure, function, and potentially death of neurons) disease

AC-HPAT BIOLOGY 2024 QUESTIONS WITH COMPLETE SOLUTIONS GRADED A+ LATEST UPDATE Pancreas and Type 1 diabetes - ANWERS The pancreas is the organ that produces insulin, and it plays a major role in regulating blood glucose levels. Type 1 diabetes occurs when the pancreas does not make enough or any insulin. How does insulin work in diabetes? - ANWERS Insulin pumps are small, computerized devices that mimic the way the human pancreas works by delivering small doses of short acting insu...

DAT Biology Carotenoids lipid derivatives, produce pigments in plants and animals , An accessory pigment, either yellow or orange, in the chloroplasts of plants. By absorbing wavelengths of light that chlorophyll cannot, carotenoids broaden the spectrum of colors that can drive photosynthesis.

True or False Plant cells use mitochondria to convert the glucose they produce into ATP. - True Plant cells don't have centrioles instead they have - MTC ___________ sticky cement which attaches adjacent plant cells to each other. - Middle lamella Plant cells are connected to each other via ______ which is analogous to __________ in animal cells - Plasmodesmata

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is DNA or RNA more sensitive to base? - RNA define replication origins - short DNA regions that have specific nucleotide sequences how many origins of replication do eukaryotes have? prokaryotes? - eukaryotes = multiple prokaryotes = 1

Cell Theory: - 1. all living things are composed of cells 2. cell is the basic fundamental unit of life 3. chemical reactions of life take place inside the cell 4. cells arise from pre-existing cells 5. cells carry genetic information in the form of DNA - passed from parent to daughter cell nucleolus - - dense structure in the nucleus where ribosomal RNA synthesis occurs