Do sea urchins contain teeth
Do sea urchins contain teeth?
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Sea urchins contain a teeth-like structure juxtaposed to the mouth and made up of five teeth joined to ossicles and muscle fibers. This structure, termed as Aristotle’s lantern, is utilized to scratch food, mostly algae, from marine rocks.
Consider a cell with a diploid chromosome number of 4 (2n=4), one pair of the chromosomes is metacentric, the other is acrocentric. The metacentric is labeled a1a1 while the acrocentric is labeled B1B1. Answer the following questions. a. Draw the cell at metaphase
How can the hypothesis which asserts that chloroplasts and also mitochondria were primitive prokaryotes which related in mutualism with primitive anaerobic eukaryotic cells be confirmed?
Choose three methods (interviewing, survey, observation, record inspection, focus group, etc.) for gathering this particular data from your sources you identify and explain why you think they would be the best choices under the circumstances. Also detail how you
Give a brief description of nutrient?
Write down the differentiation between carriers of HIV and AIDS patients?
Why are lysosomes recognized as ‘the cleaners’ of cell waste?
Evaluation of the Trait Theory The trait approach to leadership has been severely criticized by many. Some of the limitations of the theory are the following: <
Importance of organization Organization is the back bone of the management is any enterprise. It establishes the relationship on the one hand betwee
Organizational Development: It deals with enhancing a company’s performance and individual growth of its employees. Each organization must be viewed as a coherent system composed of split parts. Organizational development as a procedure comprise
1) Latent conflict (stage 1): when two or more parties need each other to achieve desired objectives, there is potential for conflict. Other antecedents of conflict are interdependence, different goals, and ambiguity of responsibility. They do not automati
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