THE HUMAN BODY AND HEALTH – LIFE SCIENCE
Body Systems The human body is made up of organ systems that work together to carry out all the functions […]
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Body Systems The human body is made up of organ systems that work together to carry out all the functions […]
Learn more →Energy in Ecosystems Energy moves continuously through ecosystems, powering life at every level. In most ecosystems, energy flows through four […]
Learn more →Evolutionary Relationships Common Ancestry; Lions, tigers, and cheetahs are all large cats, but they are different species. Even though these […]
Learn more →DNA and Chromosomes A cell uses the instructions in its deoxyribonucleic acid (DNA) to make substances called proteins. Proteins are […]
Learn more →Introduction Just as a lightbulb needs electricity and a car needs gasoline, cells need a source of energy to function. […]
Learn more →CELLS, TISSUES, AND ORGANS All living things—from the smallest bacteria to the largest animals—are made up of cells. Cells are […]
Learn more →Organization of Ecosystems An ecosystem is a community that consists of living organisms and their physical environment. Examples are listed […]
Learn more →Evolution and Natural Selection Charles Darwin (1809-1882) was a naturalist, whose job is to observe living things and its environment. […]
Learn more →Modern Genetics The modern Genetics consists of the advancement of genetics and discovery of chromosome. Chromosome was discovered after the […]
Learn more →Reproductive and Heredity There are two distinct ways in which species reproduce, either through sexual reproduction or asexual reproduction. Asexual […]
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