Linnaean Taxonomy System
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Questions and Answers

Carolinus Linnaeus is known as the 'father of ______'

taxonomy

Linnaeus established the naming hierarchy with the two-word system called binomial ______

nomenclature

The Linnaean Taxonomy Domain includes Eukarya, Bacteria, and ______

Archaea

Kingdom Animalia constitutes all ______

<p>animals</p> Signup and view all the answers

Animals are multicellular ______

<p>eukaryotes</p> Signup and view all the answers

Scientists refer to an organism by its genus and ______, its two-word scientific name

<p>species</p> Signup and view all the answers

Nematodes have a cylindrical body. Bilaterally symmetrical and triploblastic. Have pseudocoelom, a false body cavity. Parasitic and causes diseases such as elephantiasis, ______

<p>ascariasis</p> Signup and view all the answers

Annelids are commonly known as segmented or ringed worms. Have a segmented cylindrical body. The body is differentiated into head and tail. Bilaterally symmetrical and triploblastic. Have a true body cavity. Habitat: marine, freshwater and land. EXAMPLES Earthworm ______

<p>Leech</p> Signup and view all the answers

Arthropod means jointed legs. Animals which have jointed appendages belong to this phylum. This is the largest phylum in the animal kingdom. They are bilaterally symmetrical. Have jointed appendages, exoskeleton and a segmented body. Have well-differentiated organ and organ system. Have an open circulatory system, but do not have differentiated blood vessels. EXAMPLES Spiders Butterflies ______

<p>Mosquitoes</p> Signup and view all the answers

Phylum Mollusca consists of a large group of animals. Bilaterally symmetrical and triploblastic. Less segmented body. Well-developed organ and organ system. Typically, open circulatory system. Limbs are present. EXAMPLES Snails ______

<p>Octopus</p> Signup and view all the answers

The term Echinodermata is derived from the Greek words, echinos meaning hedgehog and derma meaning skin. Thus, echinoderms are spiny-skinned animals. Radial symmetry and triploblastic. Have true coelom. ______

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DNA sequencing is unique in humans. Aside from rare cases of identical twins, no two people will share the same exact DNA. However, of the roughly three billion base pairs that complete the human genome, more than 99% are the same in all people. The closest living relative to humans, the chimpanzee, shares 96% of our DNA. Despite a seemingly high comparison rate, humans and chimpanzees still have 40 million different DNA ______.

<p>molecules</p> Signup and view all the answers

Taxonomy uses hierarchical classification to help scientists understand and organize the diversity of life on our planet. Hierarchical classification basically means that we classify groups within larger ______.

<p>groups</p> Signup and view all the answers

The current taxonomic system now has eight levels in its hierarchy, from lowest to highest: species, genus, family, order, class, phylum, kingdom, and ______.

<p>domain</p> Signup and view all the answers

These base pairs link to a phosphate molecule and a sugar molecule, creating a larger structure known as a nucleotide. Nucleotides are arranged into spiral formations called double helixes. The double helix is built similarly to a ladder, the rungs are made of base pairs (either A&T combinations or C&G combinations) and the sidepieces are made of sugar and phosphate molecules. DNA IN CLASSIFYING LIVING THINGS Taxonomy The field of study that determines how living things are classified. It entails the description, naming, and classification of living things, which helps us categorize organisms so we can more easily communicate biological information. Taxonomy uses hierarchical classification to help scientists understand and organize the diversity of life on our planet. Hierarchical classification basically means that we classify groups within larger ______.

<p>groups</p> Signup and view all the answers

DNA sequencing is unique in humans. Aside from rare cases of identical twins, no two people will share the same exact DNA. However, of the roughly three billion base pairs that complete the human genome, more than 99% are the same in all people. The closest living relative to humans, the chimpanzee, shares 96% of our DNA. Despite a seemingly high comparison rate, humans and chimpanzees still have 40 million different DNA ______.

<p>molecules</p> Signup and view all the answers

Taxonomy uses hierarchical classification to help scientists understand and organize the diversity of life on our planet. Hierarchical classification basically means that we classify groups within larger ______.

<p>groups</p> Signup and view all the answers

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