HESI BIOLOGY
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34 Terms
What is the magnification of an ocular lens on a microscope?
10X
What part of the microscope is the slide going to be placed on?
Stage
All humans have how many pairs of chromosomes?
23
What holds the genetic code for each person?
DNA
What is DNA made of?
Nucleotides
The plasma membrane is made of how many phospholipid layers?
2 (Bilayer)
How is oxygen transported through blood or body?
Circulatory System
The mRNA strand is what to DNA strand?
Identical except U is where T was.
How many chromosomes do sperm and eggs produce in meosis?
23
How many chromosomes do sperm and eggs produce in mitosis?
46
What helps the cells shape and cell to adapt?
Cytoskeleton
What gives the cell the ability to move and propel?
Microtubules
The plasma membrane is made of what?
Lipids, proteins, and carbohydrates.
What organelle is responsible for protein synthesis and membrane production?
Endoplasmic Reticulum (ROUGH ER)
What organelle is responsible for packaging, processing, and shipping?
Golgi Apparatus
What is the uptake of food through the cell membrane creating food vacuole?
Phagocytosis
Plant cells have what organelle that functions as storage, waste disposal, and protection?
Vacuoles
What is the site of cellular respiration?
Mitochondria
The birds body and function of the wings?
Hereditary
What is the main component of blood plasma?
Water
What phase does replication take place in?
S-Phase
What is the first step in metabolism of food to cellular energy?
Glycolosis
What are different versions of a gene?
Alleles
What kind of cells are in meiosis?
Gametes
What are plasma membranes mostly made of?
Lipids
What drives the cell/pushes it forward?
Propulsion
What organelle ashes water out of the cell?
Vacuoles
What is an animal cell?
Eukaryotic
Movement of ions and other molecular substances across cell membranes without the need of energy.
Passive Transport
What is the diffusion of water through a semi-permeable membrane from areas of high concentration to areas of low?
Osmosis
The expulsion or discharge of substances from the cell?
Exocytosis
What does aerobic respiration require?
Oxygen
What skin layer can produce finger prints?
Epidermis/Dermis papillae
Krebs Cycle
The sequence of reactions by which most living cells generate energy during the process of aerobic respiration. It takes place in the mitochondria.