Coondensed chap1/2/2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| RUNGS DNA LADDER SAME LENGTH/ ON OF ECAH TYPE BASE. |
🗑
|
||||
| ADENINE + WITH THYMINE. 2 | HYDROGEN BONDS.
🗑
|
||||
| GUANINE + CYTOSINE | 3 HYDROGEN BONDS. COMPLEMENTARY.
🗑
|
||||
| THE QUANTITIES OF GC | AND AT ARE ALWAYS SAME. BUT THE RATIO OF AT TO GC VARIES FROM SPECIES.
🗑
|
||||
| EACH COMPLETE TURN | OF THIS HELIX /ARE 10 BASE PAIRS.
🗑
|
||||
| DNA PASS GENETIC INFO | FROM GENERATION TO GENERATION FROM CELL TO CELL.
🗑
|
||||
| INFINITE SEQUENCE OF | DNA BASES ALONG THE MOLECULE. MAKES GENETIC DIVERSITY.
🗑
|
||||
| DNA STABLE LIKE TABLE | PASS GEN WITHOUT CHANGE.
🗑
|
||||
| 2 STRANDS JOINED BY | HYDROGEN BONDS.
🗑
|
||||
| CAN SEPARATE DURING | DNA REPLICATION AND PROTEIN SYNTHESIS.
🗑
|
||||
| LARGE CARRY A LOT | OF GENETIC INFO.
🗑
|
||||
| GENETIC INFO PROTECTED | BY CORRUPTION FROM CHEMICALS AND PHYSICAL FORCES.
🗑
|
||||
| (HSW ) EVIDENCE DNA | IS HEREDITARY MATERIAL:
🗑
|
||||
| DNA HALVED IN SPERM | CELLS QUANTITY.
🗑
|
||||
| MICE : BACTERIUM THAT | CAUSED PNEUMONIA. 2 FORMS SAFE STRAIN R S STRAIN.
🗑
|
||||
| MICE INJECTED WITH LIVING | R STRAIN AND DEAD S STRAIN. BOTH GROUPS REMAINED HEALTHY.
🗑
|
||||
| BUT WHEN INJECTED | WITH BOTH THEY GOT PNEUMONIA.
🗑
|
||||
| EXPERIMENT | WAS REPEATED.
🗑
|
||||
| DNA PASSED FROM | ONE BACTERIUM TO ANOTHER –BY VIRUSES.
🗑
|
||||
| ELECTRON MICROSCOPES | / IMAGES OF DNA GOING VIRUSE TO BACTERIAL CELLS.
🗑
|
||||
| GENE SECTIONS OF DNA | THAT CONTAIN THE CODED INFO FOR MAKING POLYPEPTIDES./PROTEIN/ ENZYMES.
🗑
|
||||
| GENE IS SEQUENCE OF DNA | BASES THAT DETERMINE THE POLYPEPTIDE.
🗑
|
||||
| A POLYPEPTIDE IS A | SEQUENCES OF AMINO ACIDS.
🗑
|
||||
| AS CODE HAS 3 BASES | CALLED TRIPLET CODE. 64 POS CODES ONLY 20 AMINO A.
🗑
|
||||
| SOME AMINO HAVE MORE | THAN ONE CODE.
🗑
|
||||
| IN EUKARYOTES . NON | CODING DNA . INTRON.
🗑
|
||||
| FEATURES OF THE | TRIPLET CODE:
🗑
|
||||
| AMINO ACID MORE | THAN ONE CODE DEGENERACY OF THE CODE.
🗑
|
||||
| TRIPLET CODE READ IN | ONE DIRECTION ON DNA STRAND.
🗑
|
||||
| THE START SEQUENCE | ALWAYS METHIONINE CAN BE REMOVED.
🗑
|
||||
| 3 TRIPLET CODES MARKS | END OF POLYPEPTIDE CHAIN .‘STOP CODES’.
🗑
|
||||
| DNA AND CHROMOSOMES | PROKARYOTES CELL
🗑
|
||||
| PROKARYOTES / DNA | MOLS SMALLER / CIRCULAR / NOT ASSOCIATED WITH PROTEIN /NO CHROMS.
🗑
|
||||
| DNA LINEAR AND LARGER | /ASSOCIATED WITH PROTEINS/ FORM CHROMOSOMES.
🗑
|
||||
| CHROMOSOME ONLY | VISIBLE WHEN CELL IS DIVIDING.
🗑
|
||||
| 2 THREADS HELD | BY CNETROMERE.
🗑
|
||||
| THE DNA IN CHROMOSOMES | / HELD IN POSITION BY PROTEINS.
🗑
|
||||
| 2M DNA COILED | AND FOLDED.
🗑
|
||||
| HELIX WOUND ROUND | PROTEINS TO FIX IT IN POSITION,
🗑
|
||||
| A LOT OF DNA PACKED IN | SINGLE CHRMOSOME.
🗑
|
||||
| THE CHROMOSOME | CONTAINS A SINGLE MOL IF DNA.
🗑
|
||||
| SINGLE DNA MANY | GENES LENGTH.
🗑
|
||||
| ALWAYS EQUAL/ CHROMOSOME | OCCUR IN PAIRS (HOMOLOGOUS PAIRS).
🗑
|
||||
| HOMOLOGOUS CHROMOSOMES | SEXUALLY EGG AND SPERM, ONE CHROMOSOME EACH.
🗑
|
||||
| MOTHERS CHROMOSOMES | IN EGG (MATERNAL CHROMS), FATHER (PATERNAL CHROMS.)
🗑
|
||||
| IN MEIOSIS THE HALVING | OF NUMBER OF CHROMOSOMES ENSURE EACH DAUGHTER CELL HAS ONE CHROMOSOMES FORM EACH HOMOLOGOUS PAIR.
🗑
|
||||
| SO EACH CELL RECEIVES ONE | SET OF INFO FOR EACH CHARACTERISTIC.
🗑
|
||||
| HAPLOID CELL COMBINEDIPLOID | STATE AND HOMOLOGOUS CHROMOSOMES RESTORED.
🗑
|
||||
| INDIVIDUAL INHERITS ONE | ALLELE FROM EACH PARENT , MAY BE SAME OR DIFF.
🗑
|
||||
| WHEN ALLELE WILL CODE FOR | A DIFF POLYPEPTIDE. / DIFF SEQUENCE OF AMINO ACID /HENCE A DIFF PROTEIN.
🗑
|
||||
| PROTEIN MAY NOT FUNCTION | / NOT COMPLEMENTARY/ENZYME NO FUNCTION.
🗑
|
||||
| MITOSIS: PRODUCES 2 DAUGHTER | NUCLEI WITH THE SAME NUMBER OF CHROM AS PARENT.
🗑
|
||||
| MEIOSIS: PRODUCES 4 DAUGHTER | NUCLEI /EACH WITH HALF THE NUMBER OF CHROM AS PARENT.
🗑
|
||||
| MEIOSIS GOOD / MAINTAIN | CONSTANT NUMBER OF CHROMOSOMES.
🗑
|
||||
| PROCESS OF | MEIOSIS 1
🗑
|
||||
| THE HOMOLOGOUS CHORMOSOMES | PAIR UP/ CHROMATIDS WRAP AROUND EACH OTHER.
🗑
|
||||
| END HOMOLOGOUS PAIRS /SEPARATED /ONE | CHROMOSOMES FROM EACH PAIR GOING/ INTO ONE OF THE 2 DAUGHTER CELLS.
🗑
|
||||
| THE SECOND MEIOTIC DIVISION / | THE CHROMATIDS MOVE APART.
🗑
|
||||
| END 4 CELLS HAVE BEEN FORMED | . 23 CHROMS.
🗑
|
||||
| MIOSIS ALLOWS /ORGANISM TO | ADAPT AND SURVIVE/ IN CHANGING WORLD.
🗑
|
||||
| BRINGS ABOUT | GENETIC VARIATION BY:
🗑
|
||||
| INDEPENDENT SEGREGATION OF | HOMOLOGOUS CHROMOSOMES, 2. RECOMBINATION OF HOMOLOGOUS CHROMOSOMES BY CROSSING OVER.
🗑
|
||||
| LOCUS – THE POSITION OF A | GENES ON A CHROMOSOMES OR DNA MOL.
🗑
|
||||
| ALLELE – ONE OF THE | DIFF FORMS OF A GENE.
🗑
|
||||
| INDEPENDENT SEGREGATION | OF HOMOLOGOUS CHROMOSOMES
🗑
|
||||
| EACH CHROMOSOME LINES | UP/RANDOM HOMOLOGOUS PARTNER.
🗑
|
||||
| SO CHROMOSOMES THAT GOES | INTO THE DAUGHTER CELL AT MEIOSIS 1 IS RANDOM.
🗑
|
||||
| MOVEMENT | DEPENDS/ON LINE UP.
🗑
|
||||
| VARIETY FORM NEW | GENETIC COMBINATIONS :
🗑
|
||||
| MEMBER OF A HOMOLOGOUS | PAIR OF CHROMOSOMES / SAME GENES / SAME CHARACTERISTICS
🗑
|
||||
| THE ALLELES MAY DIFFER | (BROWN .BLUE EYE.). PRODUCED NEW GENETIC COMBINATIONS.
🗑
|
||||
| STAGE 2 : AT END OF MEIOSIS 1 : | THE HOMOLOGOUS CHROMOSOMES HAVE SEGREGATED INTO 2 SEPARATE CELLS.
🗑
|
||||
| STAGE 3: AT END OF MEIOSIS 2 – | THE CHROMOSOME HAVE SEGREGATED INTO CHROMATIDS PRODUCING 4 GAMETES THE GAMETES ARE
🗑
|
||||
| THE GAMETES DIFFERNET | / DIFF CHRMOSOMES.
🗑
|
||||
| RANDOM FUSING CREATE | VARIETY IN OFFSPRING.
🗑
|
||||
| GENETIC RECOMBINATION | BY CROSS OVER:
🗑
|
||||
| AFTER EACH CHROMOSOME | LINES UP ALONGSIDE ITS HOMOLOGOUS PARTNER.
🗑
|
||||
| THE CHROMATIDS EACH PAIR | TWISTED AROUND ONE ANOTHER.
🗑
|
||||
| TWISTING CREATES | TENSIONS /BREAKING POINT.
🗑
|
||||
| BROKEN PORTIONS REJOIN | WITH THE CHROMATIDS OF /HOMOLOGOUS PARTNER. SAME PRORTIONS.
🗑
|
||||
| NEW GENETIC | VARIETY.
🗑
|
||||
| NO RECOMBINATION BY CROSS OVER 2 | CELLS PRODUCED . RECOMBINATION / 4 CELLS ARE PRODUCED.
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
ufuoma
Popular Chemistry sets