asexual propagation pdf

<]/Prev 103691>> An asexual propagation technique where small pieces of excised tissue or individual cells are placed in sterile in vitro culture containing all the nutrients, carbohydrates and hormones needed for growth. The explants are then placed into a rooting medium with a plant growth regulator to root. 0000008401 00000 n 0000009845 00000 n However, some of the known fruits keep intact their specific characteristics of the variety independently from the way, which was used for propagation. Asexual reproduction includes fission, budding, fragmentation, and parthenogenesis, while sexual reproduction is achieved through the combination of reproductive cells from two individuals. �VA2��{�3��"�0�w⬹,�,�b��ɣ��P�� Asexual Propagation - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. A variety of different methods of asexual reproduction are examined including the simple method by which single celled organisms divide and produce two identical copies of themselves. During binary fission, which is true of a daughter cell? multiple fission 2. 0000000016 00000 n Size, fission position, and temperature impacts were experimentally assessed. 0000004561 00000 n The vegetative parts of a plant like leaf, stem, root or their modified forms are used for propagation. •No seeds needed •Respect patents! reproduction, carries unpredictable characteristics of its own, which includes the tendency to revert to a wild-like state of the specie. Plant propagation is the process of creating new plants. 0000004620 00000 n • Advantages include: – access to large numbers of propagules – ease of harvest/storage. 0000077957 00000 n 168 26 - Ex. 0000010925 00000 n The tissue grows rapidly and can be induced to produce large numbers of new plants. 0 However, some of the known fruits keep intact their specific characteristics of the variety independently from the way, which was used for propagation. - Ex. If the crowns are united by … 7 Today’s methods 0000001152 00000 n ��igy`|�~�¾ �4�|�ʝ�q��(��̀ӓɚ��' �΀��*��̙�cq�&��ipI`F��I��ɘ9��g�g�W6]|t��3�e�O�+��g�D�_ �ż� endstream endobj 693 0 obj 587 endobj 667 0 obj << /Type /Page /MediaBox [ 0 0 612 792 ] /Parent 549 0 R /PZ 1.17647 /StructParents 0 /Contents 678 0 R /Resources << /ColorSpace << /CS0 673 0 R /CS1 674 0 R /CS2 675 0 R >> /Font << /T1_0 676 0 R /TT0 672 0 R /TT1 679 0 R /TT2 683 0 R /T1_1 684 0 R >> /XObject << /Im0 690 0 R >> /ExtGState << /GS0 685 0 R >> /ProcSet [ /PDF /Text /ImageC /ImageI ] >> /ID 691 0 R /CropBox [ 0 0 612 792 ] /Rotate 0 >> endobj 668 0 obj << /Count 2 /Type /Outlines /First 669 0 R /Last 669 0 R >> endobj 669 0 obj << /Title (Local Disk) /Parent 668 0 R /First 670 0 R /Last 670 0 R /Count 1 >> endobj 670 0 obj << /Title (docs\\lectsupl\\Propaga\\propaga) /Dest [ 667 0 R /XYZ 0 792 null ] /SE 671 0 R /Parent 669 0 R >> endobj 671 0 obj << /S /Article /C /SpdrArt /P 665 0 R /Pg 667 0 R /K [ 0 << /Type /MCR /Pg 1 0 R /MCID 0 >> << /Type /MCR /Pg 4 0 R /MCID 0 >> << /Type /MCR /Pg 10 0 R /MCID 0 >> << /Type /MCR /Pg 13 0 R /MCID 0 >> << /Type /MCR /Pg 55 0 R /MCID 0 >> << /Type /MCR /Pg 58 0 R /MCID 0 >> << /Type /MCR /Pg 64 0 R /MCID 0 >> << /Type /MCR /Pg 73 0 R /MCID 0 >> << /Type /MCR /Pg 91 0 R /MCID 0 >> << /Type /MCR /Pg 103 0 R /MCID 0 >> << /Type /MCR /Pg 135 0 R /MCID 0 >> << /Type /MCR /Pg 172 0 R /MCID 0 >> ] >> endobj 672 0 obj << /Type /Font /BaseFont /Arial,Bold /Subtype /TrueType /Encoding /WinAnsiEncoding /FontDescriptor 677 0 R /Widths [ 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 278 333 474 556 556 889 722 238 333 333 389 584 278 333 278 278 556 556 556 556 556 556 556 556 556 556 333 333 584 584 584 611 975 722 722 722 722 667 611 778 722 278 556 722 611 833 722 778 667 778 722 667 611 722 667 944 667 667 611 333 278 333 584 556 333 556 611 556 611 556 333 611 611 278 278 556 278 889 611 611 611 611 389 556 333 611 556 778 556 556 500 389 280 389 584 350 556 350 278 556 500 1000 556 556 333 1000 667 333 1000 350 611 350 350 278 278 500 500 350 556 1000 333 1000 556 333 944 350 500 667 278 333 556 556 556 556 280 556 333 737 370 556 584 333 737 552 400 549 333 333 333 576 556 278 333 333 365 556 834 834 834 611 722 722 722 722 722 722 1000 722 667 667 667 667 278 278 278 278 722 722 778 778 778 778 778 584 778 722 722 722 722 667 667 611 556 556 556 556 556 556 889 556 556 556 556 556 278 278 278 278 611 611 611 611 611 611 611 549 611 611 611 611 611 556 611 556 ] /FirstChar 0 /LastChar 255 >> endobj 673 0 obj /DeviceRGB endobj 674 0 obj /DeviceGray endobj 675 0 obj [ /Indexed /DeviceRGB 255 686 0 R ] endobj 676 0 obj << /Type /Font /Subtype /Type1 /BaseFont /Times-Roman /Encoding /WinAnsiEncoding >> endobj 677 0 obj << /Type /FontDescriptor /Ascent 1010 /CapHeight 716 /Descent -376 /Flags 32 /FontBBox [ -628 -376 2000 1010 ] /FontName /Arial,Bold /ItalicAngle 0 /StemV 144 /XHeight 519 >> endobj 678 0 obj << /Filter /FlateDecode /Length 681 0 R >> stream hydra Sexual and Asexual Reproduction 0000006408 00000 n 0000004986 00000 n trailer << /Size 694 /Info 463 0 R /Root 664 0 R /Prev 298887 /ID[] >> startxref 0 %%EOF 664 0 obj << /Type /Catalog /Pages 462 0 R /Metadata 464 0 R /Outlines 668 0 R /Names 666 0 R /StructTreeRoot 665 0 R /SpiderInfo 608 0 R /PageMode /UseOutlines >> endobj 665 0 obj << /Type /StructTreeRoot /ClassMap 433 0 R /K 671 0 R /ParentTree 434 0 R /ParentTreeNextKey 13 >> endobj 666 0 obj << /IDS 468 0 R /URLS 469 0 R /Dests 448 0 R >> endobj 692 0 obj << /S 512 /O 846 /E 862 /C 878 /Filter /FlateDecode /Length 693 0 R >> stream sporulation (3.) The diagram shown represents a microscopic structure observed during the process of cell division. (PowerPoint Slide #25) b. Asexual reproduction is also used when plants will not breed true and when it is necessary to maintain certain genetic Cuttings. startxref Cuttings One of the commonest and simplest methods of asexual propagation is that of cut-tings. budding (2.) It is simply the reproduction or multiplication of a plant from a source that is often referred to as a mother plant. Asexual Reproduction: Practice Questions #1 1. H��W�n�H}'��(��l@�� '�f0�M��Pl�ݒ#`>~O�T��ŋ�a�"��NW�:U�f�⋼P��5S*/��;+ }�./�W�sb��76�ا(��(�6��׹⢦�o/��o��N��Ux�aW�-_1��Zn\��:��ɡta$ݦ��6��ҕ1)E!��b��ʲ�V4�C�eM�*�Ә��ʰ�)��C�\��q) H��oo�0��G�w�W�-L`�:�i�uR�Uʻn/h )1Yl��Έ.�c�"�`ο��3�O��r=�\�%!ď�"T��X��A�j(fy�\��\��5��FK��!�vx�v��ܼ@��3�_b�]`�v}�W.`DV%Z�h({��`�./g�� $WWp}��SH�1$a(Rud~��b�k��S-�>��/Ɩ�չ/�[hVb}�Ս!޿.sv�^�e��cåb?�h��Y8Z�N�6xCx 5�3RR�l��yN̥��e��:Q�Ӛ�rr��"��H3��F�+�,?q�pp��!�hB��.�v�ڈ��*d�0/)Yma�'dmc�R�U�� A pattern of reproduction and growth in a one- … It was observed that higher fission rate was recorded in small specimens as compared to large x,�Ѿ��P�-�̕G��ڢ�nV��=��7 Q�!�B��X�Ce�z��B�E��{� �T 0000001755 00000 n Vegetative propagation is a form of asexual reproduction that occurs in plants in which a new plant can be grown from any vegetative part of the parent plant. H��TMo�0�#��hK��NK��C��J��|�"A!�v��̸N ,!,{��͛I�;��c��-D��psۇ�a�սנ ��- �4�"��(W��v+�-�֋H��d'�7ńv[Z�x��"��1�}N�b3��nk�dfs3�A��{�u��ItP'Z��җ�� ;��ʵ�T�H� �\�8�mz*mfg{��o��SeM3��[��,��i��ډ��gr��U�W��M�g40��Ze͔�PkP�! 0000022477 00000 n 0000004418 00000 n 0000010879 00000 n - Ex. • If the stems are not joined, gently pull the plants apart. A pattern of reproduction and growth in a one- … Asexual Reproduction In single-celled animals, cell division allows them to reproduce. Asexual reproduction by transverse fission was studied in populations of Holothuria arenicola through investigation of different factors affecting the fission and survival rates. Asexual propagation is used to maintain selections of known identity and quality and includes such techniques as division, cuttings, air-layering, and grafting. Modes of reproduction corresponding to asexual reproduction. %PDF-1.5 %�� 0000002703 00000 n (1.) 0000001109 00000 n 0000077369 00000 n Bj��>��=��"6m�L�� i��V��f��>"�5�0r��8��,��,8�&M�C�4&��k�O�$M� ׷��~��to"p=�{�?��=�gw�Ĵ'��L7�`��9y�0IL��M^+@�>�}䘾c?��y?�4L��;٫a��o��T�&��[d�^��Y+�ה�\�VQ�Z.JR`�� H��Mϳ��3P�Ӆ�r�9�"�i��%�=��rɫ�qP�Ga. Asexual propagation techniques usually ensure that plants being propagated Simpler forms of life such as bacteria, amoebas, and yeast cells reproduce asexually. %PDF-1.4 %�� 0000005289 00000 n 0000000971 00000 n Spore Formation. multiple fission 2. Asexual Propagation - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. This method is the most expensive method of asexual propagation, since it requires a sterile environment to be successful. aaa • The primary limitation is that many plants do not come true from seed. Cuttings are typically portions of stems or leaves from which new plants are Asexual Propagation Techniques A group of plants originating from a single plant and reproduced by vegetative means is called a clone. 0000001930 00000 n xref In horti-culture, both sexual and asexual reproduction are common methods of producing new plants. 0000002062 00000 n 10.3329/ptcb.v19i2.5445 Plant Tissue Cult. 0000006873 00000 n It has one-half as many chromosomes as the parent cell. sporulation (3.) ADVANTAGES: 1. }��e��)i]Qd� 0000001234 00000 n A. Asexual propagation is the reproduction of new plants from stems, leaves, or roots of a parent plant. 0000001275 00000 n 0000004590 00000 n Sexual reproduction is the union of the pollen and egg, drawing from the genes of two parents to create a new, third individual. In all types of asexual reproduction, the offspring are exactly like the parent because the offspring have the same DNA as the parent. 663 0 obj << /Linearized 1 /O 667 /H [ 1345 717 ] /L 312277 /E 22874 /N 13 /T 298898 >> endobj xref 663 31 0000000016 00000 n Asexual Reproduction – Grade Six 1 Ohio Standards Connection: Life Sciences Benchmark B Describe the characteristics of an organism in terms of a combination of inherited traits and recognize reproduction as a characteristic of living organisms essential to the continuation of the species. It can be sexual or asexual reproduction these It is also called ‘vegetative propagation’. ASEXUAL PROPAGATION (Additional information on asexual propagation can be found on the plant propagation pages).. Asexual propagation, multiplication without passage through the seed cycle, is the best way to maintain some species, particularly an individual that best represents that species. 0000001575 00000 n 0000008311 00000 n Asexual Propagation-Questions-4 •The production of new plants from the stems, leaves, or roots of a parent plant. PDF | Key words: Auxillary buds, Eggplant, Encapsulation, Synthetic seed D.O.I. 0000003800 00000 n (1.) • Plants with more than one rooted crown may be divided and the crowns planted separately. PDF | Asexual propagation is defined as the 'Propagation of a plant via dissection'. Mitosis & Asexual Reproduction Questions Name: Date: 1. This method is the most expensive method of asexual propagation, since it requires a sterile environment to be successful. Letter A indicates a A. nucleolus B. ribosome C. centriole D. centromere 2. This type of reproduction only requires one parent and is called asexual reproduction. p ��ʋ�EI��͔;�R�0*�mm}��gK `]�Ɩ(|ՔEc��G{��ϝ i� �?6D��?��CNO=��Wn0��ߑ� �+� Asexual propagation or vegetative propagation refers to the multiplication of any plant from any vegetative parts of the plant. Asexual Propagation. 3. •Binary fission is the form of asexual reproduction in prokaryotes. a. Asexual propagation enables the production of plants that would otherwise be difficult or impossible because the plant does not produce viable seed or the seed is difficult to germinate. Conditions need to be warm and humid, and soil needs to remain moist for cuttings to Asexual propagation does not involve sex. endstream endobj 178 0 obj <>stream hydra Sexual and Asexual Reproduction Most of the horticultural crops are commercially propagated by vegetative or asexual method of propagation. 0000005316 00000 n Most plants in the landscape plant industry are selected because of certain characteristics such as size, form, color and/or growth habit. - Ex. The most common asexual method is cuttage. 0000000816 00000 n 54 OBJECTIVES After reading this chapter, the students will be able to: z Enlist the advantages and disadvantages of sexual and asexual methods of propagation z Explain the principles involved in sexual and asexual methods of propagation z Demonstrate vegetative propagation methods used in the nursery z Plan a business based on propogation & nursery management of horticultaral Asexual reproduction includes fission, budding, fragmentation, and parthenogenesis, while sexual reproduction is achieved through the combination of reproductive cells from two individuals. 7\�� Seedling development starts with germination of the seed 0000005687 00000 n - Parent organism makes a copy of its DNA and then divides. reproduction, carries unpredictable characteristics of its own, which includes the tendency to revert to a wild-like state of the specie. $�ly噄�ӥ�`�o�. Clones are groups of plants that are identical to their one … Asexual propagation is the best way to maintain some species, particularly an individual that best represents that species. Asexual Propagation. 0000010901 00000 n It is simply the reproduction or multiplication of a plant from a source that is often referred to as a mother plant. In general, two methods are employed: (1) sexual, and (2) asexual. 0000002497 00000 n 0000077622 00000 n (1.) The most important reason to use asexual propagation is to reproduce plants with the same characteristics as the parent plant. In general, two methods are employed: (1) sexual, and (2) asexual. Asexual propagation techniques include cuttings, grafting, layering, separation, divi-sion, and tissue culture. h�b```b``^�� Ȁ �@1V��:o��P�4� ��G��v�R��g�4F�j^�&��-�(kl��RŤ��(��A�@Z��"b@��7�7+�.�X�ǔƨŰ��/�!��V=�ZF��6�}�,OZ��f`��g10�=��.g`��H3�k� �/� H��T]o�@|��w��9cSE��/)�"U*oM�9 0000003164 00000 n H�ē�S�Pƿ6�MoLh��m�*Z�RDP�"�"��^\ ��F@��+.��ۓ��a��>��f(3��wNNN TB�8ܘ 193 0 obj <>stream Asexual Propagation-Asexual propagation involves taking a part of one parent plant and causing it to regenerate itself into a new plant Seedling- A seedling is a young plant sporophyte developing out of a plant embryo from a seed. The explants are then placed into a rooting medium with a plant growth regulator to root. For example, potato tubers, runners/stolon, onion bulbs, etc., all reproduce through vegetative propagation. 0000007093 00000 n Merits of asexual propagation 0000004782 00000 n ܹwP��]��㸭,s��Β~:?�M�Ϯ� ď�^�,�0��W��o��\-�C%�j.��:ã'�Z'#�b$#��ӹ 9M�O9��;�Eq�$�hp*w��Ѝ��r�Ds?�Y��g�vH>n#�� |O�}�$�9 Which method of reproduction is carried on by the paramecium? It is especially useful for plants that are difficult or impossible to propagate from seed. Asexual Propagation - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Asexual reproduction in plants occurs through their vegetative parts such as leaves, roots, stem, and buds. •Binary fission is the form of asexual reproduction in prokaryotes. 0000002170 00000 n Disadvantages: Asexual Reproduction Because their offspring are identical, there is no genetic variation that can give an organism a better chance for survival Example: If a weed killer can kill the parent, it will also kill the offspring A whole species can be wiped out from a … Asexual Reproduction : Notes/W.S.-50 Asexual reproduction is reproduction which requires only one parent. Mitosis & Asexual Reproduction Questions Name: Date: 1. - Parent organism makes a copy of its DNA and then divides. The diagram shown represents a microscopic structure observed during the process of cell division. Disadvantages: Asexual Reproduction Because their offspring are identical, there is no genetic variation that can give an organism a better chance for survival Example: If a weed killer can kill the parent, it will also kill the offspring A whole species can be wiped out from a … 0000008516 00000 n a�txsZC��h��,��;�_y߃�aj�q��C�%� +�&�,"H��f�e�H6,�+\�l�$+¢�WG�U��rmme�wM��H�4�pqAY>�"�"K�ZSתcb]Ǌ�٣��x�z�n"�,H�� Ɩ&��{l�7��ؾ{��m��@;�LJuѡܿ��ܩ3G�x��x�׾��N��ȱ��.��>i�8�u��GdL�J��ڠ604�x��\�y��aA��_�/_ilj�n��c5��@@��n��5`�V��: "}��N� �T��o��i��?_��7f"�]o�� \r��)&��)$ Benefits of Asexual Propagation •Speed, maturity •Works when seeds are hard to germinate •Easy •Not expensive. Letter A indicates a A. nucleolus B. ribosome C. centriole D. centromere 2. endstream endobj 169 0 obj <>/Metadata 166 0 R/Pages 165 0 R/StructTreeRoot 11 0 R/Type/Catalog>> endobj 170 0 obj <>/MediaBox[0 0 612 792]/Parent 165 0 R/Resources<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> endobj 171 0 obj <> endobj 172 0 obj <> endobj 173 0 obj <> endobj 174 0 obj [250 0 0 0 0 0 0 0 333 333 0 0 250 0 250 0 0 500 0 500 0 0 0 500 0 0 333 0 0 0 0 0 0 722 0 722 722 667 0 778 778 389 0 0 667 0 722 0 611 778 722 556 667 722 0 1000 0 0 0 0 0 0 0 0 0 500 556 444 556 444 333 500 556 278 0 556 278 0 556 500 556 0 444 389 333 556 500 722 500 500 444] endobj 175 0 obj <> endobj 176 0 obj [250 0 0 0 0 0 778 0 333 333 0 0 250 333 250 278 0 500 500 500 500 500 500 0 0 0 278 278 0 0 0 444 0 722 667 667 722 611 556 722 722 333 0 722 611 889 0 722 556 0 667 556 611 722 0 944 0 0 0 0 0 0 0 0 0 444 500 444 500 444 333 500 500 278 278 500 278 778 500 500 500 500 333 389 278 500 500 722 500 500 444 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 750] endobj 177 0 obj <>stream 0000002040 00000 n 0000009740 00000 n Asexual propagation creates plants that are genetically identical to …

Quinsigamond State Park - Lake Park, Catching Baby Iguanas, M&s Afternoon Tea Delivery, K9 Advantix Ii How To Apply, Mazaya Center Etihad Bus, Hickory Pit Menu, Korean Girl For Friendship, Thehunter: Call Of The Wild Cheats,