【TED】科普动画集锦 663 What is the biggest single-celled organism 04:07 【TED】科普动画集锦 664 What is the coldest thing in the world 04:27 【TED】科普动画集锦 665 What is the Heisenberg Uncertainty Principle 04:45 【TED】科普动画集锦 666 What is the tragedy of the commons 04:59...
All organisms are composed of cells (cell theory). Species The visible form of each of the elements of consecrated bread and wine in the Eucharist. Organism An individual form of life, such as a bacterium, protist, fungus, plant, or animal, composed of a single cell or a complex of ...
Orgasm with intercourse is a problematic subset of female orgasm in itself. When explanations are given for female orgasm only during intercourse, they are not addressing the phenomenon they purport to explain: the existence of female orgasm itself. This fact is usually obscured by t...
Unlike most chemically-derived small-molecule drugs, biological products are generally derived from a living organism, such as humans, animals, microorganisms or yeast. Clinically, they are used to treat patients with cancer, kidney diseases and autoimmune diseases, such as rheumatoid arthritis and Cro...
Other forms of life, however, are made of only a single cell, such as the many species of bacteria and protozoa. Cells, whether living on their own or as part of a multicellular organism, are usually too small to be seen without a light microscope. Cells share many common features, ...
So could it be that Earth really is unique? All living things on Earth are made of the same building blocks, long carbon-based molecules.所以地球真的是独一无二的吗？地球上所有的生物都有着相同的组成成分，即长碳基分子。Scientists now think that a large proportion of these molecules came from...
This bears directly on the mind-body problem. For if the facts of experience—facts about what it is like for the experiencing organism—are accessible only from one point of view, then it is a mystery how the true character of experiences could be revealed in the physical operation of that...
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is the study of an individual organism’s behaviour, morphology, physiology, etc. in response to environmental challenges. it looks at how individual organisms interact with biotic and abiotic components. ecologists research how organisms are adapted to these non-living and living components of their...
The organism has a genotype made up of paired chromosomes, with one set coming from each parent. These chromosomes are made up of hundreds of individual alleles, which are inherited from parents and are expressed as either dominant or recessive traits. Each allele or gene is responsible for a...