TEAS 6 Science Flashcards

52 cards   |   Total Attempts: 185
  

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Cell
Smallest structural units and basic building blocks of living things
Nucleus
Membrane-bound organelle that contains the genetic material
Mitochondria
Cell’s powerhouses that provide energy to the cell for it to function
Ribosomes
Cell’s protein factories that can be found floating in the cytoplasm or attached to the endoplasmic reticulum.
Endoplasmic reticulum
Network of membranes that functions as a cell’s transportation system, shuttling proteins and other materials around the cell
Lysosomes
Sac-like structures that contain digestive enzymes that are used to break down food and old organelles
Golgi apparatus
Stack of flattened pouches that plays a role in processing proteins received from the endoplasmic reticulum
Chloroplasts
Photosynthetic compounds used to make food for plant cells by harnessing energy from the sun
What are single-celled organisms that lack a nucleus?
Prokaryotes
What are multicellular organisms that contain a nucleus?
Eukaryotes
Asexual reproduction
Process in which only one organism is needed to reproduce itself
Sexual reproduction
Process in which two organisms produce offspring that have genetic characteristics from both parents
Mitosis
Form of cell division where two identical nuclei are produced from one nucleus
Meiosis
Sexual cell division in eukaryotes, involves two phases of mitosis that take place one after the other but without a second replication of DNA
Cellular respiration
Process by which the mitochondria of a cell break down glucose to produce energy in the form of ATP