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Nutrisi Ternak Dasar: Nutrisi Ternak Dasar: KarbohidratKarbohidrat

Oleh: Oleh: HARTUTIKHARTUTIK

Pre-testPre-test1.1. Apa yang dimaksud karbohidrat?Apa yang dimaksud karbohidrat?2.2. Apakah hewan/ternak mampu mensintesis karbohidrat? Apakah hewan/ternak mampu mensintesis karbohidrat?

Ya/tidakYa/tidak3.3. Sebutkan 3 pembagian/klasifikasi karbohidrat jika dipandang Sebutkan 3 pembagian/klasifikasi karbohidrat jika dipandang

dari aspek nutrisinya?dari aspek nutrisinya?4.4. Kenapa karbohidrat penting bagi tubuh ternak?Kenapa karbohidrat penting bagi tubuh ternak?5.5. Gambarkan struktur kimia dari glukosa dan mannosa?Gambarkan struktur kimia dari glukosa dan mannosa?6.6. Bagaimana cara analisis karbohidrat?Bagaimana cara analisis karbohidrat?7.7. Bagaimana karbohidrat dimetabolis oleh ternak ruminansia dan Bagaimana karbohidrat dimetabolis oleh ternak ruminansia dan

non ruminansia?non ruminansia?

Kumpulkan!!

Bagi yang merasa tidak dapat menjawab dengan baik 5 dari 7 pertanyaan diatas, catat kembali soal ini dan kumpulkan sebagai tugas terstruktur?.

Carbohydrates:Carbohydrates:

Include a large group of compounds which Include a large group of compounds which chemically are hydroxyaldehydes or chemically are hydroxyaldehydes or hydroxyketones and their derivatives.hydroxyketones and their derivatives.

In most instances, they are only sparingly In most instances, they are only sparingly soluble in organic solvents but highly soluble soluble in organic solvents but highly soluble in water.in water.

This is of great advantage for transport in This is of great advantage for transport in the body fluids.the body fluids.

Konversi -- photosintesisKonversi -- photosintesis6CO6CO22 + H + H22O + 2870 KJ O + 2870 KJ C C66HH1212OO66 + 6O + 6O22

3 kelompok besar karbohidrat:3 kelompok besar karbohidrat:1.1. monosakaridamonosakarida2. oligosakarida (2-8/10 sugar units)2. oligosakarida (2-8/10 sugar units)3. polisakarida3. polisakarida

PenggolonganPenggolongan NamaNama UnitUnit AnalisisAnalisisMonosakaridaMonosakarida ArabinosaArabinosa

DeoxyribosaDeoxyribosaRibosaRibosaXylosaXylosa

CC55HH1010OO55

BETNBETNFruktosaFruktosaGalaktosaGalaktosaMannpsaMannpsaGlukosaGlukosa

CC66HH1212OO66

DisakaridaDisakarida LaktosaLaktosaMaltosaMaltosaSukrosaSukrosa

Galaktosa, glukosaGalaktosa, glukosaGlukosa, glukosaGlukosa, glukosaGlukosa, fruktosaGlukosa, fruktosa

TrisakaridaTrisakarida RaffinosaRaffinosa (C(C66HH1010OO55))nn

PolisakaridaPolisakarida DextrinDextrinGlikogenGlikogenGumGumPatiPati

CC55HH1010OO55

SellulosaSellulosa CC55HH1010OO55Serat kasarSerat kasar

MonosakaridaMonosakarida HexosesHexoses CHOCHO CHCH22OHOH CHOCHO CH CH22OH OH CHOCHO

HCOHHCOH COCO HCOHHCOH HCOHHCOH HCOHHCOH

HOCHHOCH HOCHHOCH HOCHHOCH HOCHHOCH HOCHHOCH

HCOHHCOH HCOHHCOH HCOHHCOH HCOHHCOH HCOHHCOH

HCOHHCOH HCOHHCOH HCOHHCOH HCOHHCOH HCOHHCOH

CHCH22OH OH CH CH22OH OH CH CH22OH OH CH CH22OH OH CHCH33

PentosesPentoses

Other monosaccharidesOther monosaccharides

Glyceraldehyde (CHO-CHOH-CHGlyceraldehyde (CHO-CHOH-CH22OH)OH) Dihydroxyacetone (CHDihydroxyacetone (CH22OH-CO-CHOH-CO-CH22OH)OH)

the principal 3-carbon sugars (trioses) the principal 3-carbon sugars (trioses) and are intermediates in the glycolytic pathway for and are intermediates in the glycolytic pathway for the breakdown of tissue glycogen and glucosethe breakdown of tissue glycogen and glucose

Small concentration with rapid turnover

                                                                 

          

                                                                 

          

                                                                 

          

                                                                 

          

                                                                 

          

                                                                 

          

                                                           

                

                                                           

                

                                                           

                

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