The evolution of plants has resulted in increasing levels of complexity‚ from the earliest algal mats‚ through bryophytes‚ lycopods‚ ferns to the complex gymnosperms and angiosperms of today. While the groups which appeared earlier continue to thrive‚ especially in the environments in which they evolved‚ each new grade of organisation has eventually become more "successful" than its predecessors by most measures. Probably an algal scum formed on land 1‚200 million years ago. In the Ordovician period
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Kingdom : Division: Class: Sub-class: Order : Family : Subfamily : Tribe : Genus : Species : Plantae Angiosperms Eudicots Rosids Sapindales Rutaceae Aurantioideae Clauseneae Aegle A. marmelos Bael (Aegle marmelos)‚ also known as Bengal quince‚ golden apple‚ stone apple‚ wood apple‚ bili‚ is a species of tree native to India. It is present throughout Southeast Asia as a naturalized species. The tree is considered to be sacred by Hindus. Its fruits are used in traditional
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Association of Teachers in Biological Sciences NATIONAL STANDARD EXAMINATION IN BIOLOGY 2011-2012 Date of Examination 27th November 2011 Time 15.00 to 17.00 Hrs INSTRUCTIONS TO CANDIDATES 01. On the answer sheet‚ fill up all the entries carefully in the space provided‚ ONLY IN BLOCK CAPITALS. Use only BLUE or BLACK BALL PEN for making entries and marking answers. Incomplete / incorrect / carelessly filled information may disqualify your candidature. 02. The question paper has 80 multiple
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CODE-Y NEET-UG – 2013 TEST PAPER WITH ANSWER (HELD ON SUNDAY 05th MAY‚ 2013) 1. The eye of octopus and eye of cat show different patterns of structure‚ yet they perform similar function. This is an example of : (1) Analogous organs that have evolved due to divergent evolution (2) Homologous organs that have evolved due to convergent evolution (3) Homologous organs that have evolved due to divergent evolution (4) Analogous organs that have evolved due to convergent evolution (4) Select the correct
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INTRODUCTION: We are aware to the luxury of fashion affects our daily lifestyle. That’s why we came up to an idea of making organic resources more useful by inventing a new fragrance that will assure you a new unique scent. Our main of resource is the organic pee urine which can be content on making new tone of perfume together with its essential and fragrance oils and experience some exotic and unusual aromas from other original and unique sources. We’ll prove to you that Science can create a mystery
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Half yearly studies Chapter 2: Reproduction What is Sexual Reproduction? Sexual reproduction occurs when offspring result from the fusion of a male reproductive cell and a female reproductive cell. These special reproductive cells are called gametes and they are produced in the reproductive organs of the organism. External Fertilisation * Gametes are tiny and are dehydrated extremely easily‚ so they only survive in specific conditions. * Some animals‚ specifically those that live in
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chap 17: 1) Which of the following variations on translation would be most disadvantageous for a cell? A) translating polypeptides directly from DNA B) using fewer kinds of tRNA C) having only one stop codon D) lengthening the half-life of mRNA E) having a second codon (besides AUG) as a start codon a 5) A particular triplet of bases in the template strand of DNA is 5’ AGT 3’. The corresponding codon for the mRNA transcribed is A) 3’ UCA 5’. B) 3’ UGA 5’. C) 5’ TCA 3’. D) 3’ ACU 5’. E) either UCA
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Opisthokonta: Metazoa II: Eumetazoa: Bilateria: Protostomia: Ecdysozoa Objectives: • Know the key features of the Phylum Nematoda. Know how they relate to other metazoan phyla. • List the key characteristics of the Phylum Arthropoda. Identify examples. List the four subphyla and their key distinguishing features. Identify examples of the subphyla Chelicerata‚ Crustacea‚ Myriapoda‚ and Hexapoda. • Be able to identify the different structures on these organisms and understand their function. • Understand
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Chapter 50 Ecology is the scientific study of the interactions between organisms and their environment. Concept 50.1 Ecology is the study of interactions between organisms and the environment Ecology and evolutionary biology are closely related sciences. * Ecology has a long history as a descriptive science. * Modern ecology is also a rigorous experimental science. * Ecology and evolutionary biology are closely related sciences. * Events that occur over ecological time (minutes
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Tropical Crops Agricultural Science and Resource Management in the Tropics and Subtropics ARTS FIELD AND VEGETABLE CROPS PTS 130 Participants Prof. Dr Marc Janssens Prof. Dr. Jürgen Pohlan Abrefa Danquah Jones Alfonso Cabrera Keshav Prasad Dahal Dilys Sekafor Kpongor Alex Pacheco Bastas Eduardo Molina Gayosso Alexander R. Mendonza Marina Piatto Said Wali Dadshani Nazli Burcu Ökten Wintersemester 2002/03 Bonn . Germany 2 Summary Author/Subject Page Table
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