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(Top) Gallery. Transitional armour describes the armour used in Europe around the 13th and 14th centuries, as body armour moved from simple mail hauberks to full plate armour. The couter was added to the hauberk to better protect the elbows, and splinted armour and the coat of plates provided increased protection for other areas.
Dec 18, 2016 · Insulin is a protein created in the beta-cells of the pancreas, based on a gene in the DNA. Insulin released by the pancreas when cells in the pancreas sense a high level of glucose in the bloodstream. The insulin makes its way through the bloodstream to cells throughout the body.
Dec 18, 2016 · 1.5 Structure and Function of Biological Macromolecules Overview. This section of the AP Biology curriculum takes a closer look at how biological macromolecules are synthesized, and how their structure determines their function. It also discusses the importance of directionality in biological macromolecules, and how this trait allows DNA to ...
Learn AP Biology using videos, articles, and AP-aligned multiple choice question practice. Review the fundamentals of biochemistry, cell biology, genetics, evolution, and ecology, and develop scientific thinking skills as you explore the study of life.
large-scale evolutionary changes that take place over long periods of time. Species is a group of populations whose members have the potential to produce fertile offspring. the existence of biological barriers that impede two species from producing viable, fertile offspring. the offspring of crosses between different species. (sperm and egg ...
AP Biology Vocabulary List This is a list of terms that you should be able to define/describe. A good rule of thumb to keep in mind when determining if you can define/describe these terms is whether or not you can explain them to a (reasonably) intelligent 12-year-old. Scientific Process: accuracy Chi-square control constant deductive reasoning
Aug 13, 2020 · Cell Membrane/Proteins. The cellular membrane, or the plasma membrane, is an organelle composed of a lipid bilayer made up of lipids (phospholipids) and proteins. Carbohydrates are also key in their structures. Phospholipids are amphipathic, containing hydrophilic molecules and hydrophobic molecules.
