OCR A Level Biology A Level Learner Resource 1
... absorbed by the bacterium from the agar medium or other food it is growing on. Explain the role of the gene product of the lac Z gene in metabolizing lactose in a bacterium. Relate your answer to respiration. ...
... absorbed by the bacterium from the agar medium or other food it is growing on. Explain the role of the gene product of the lac Z gene in metabolizing lactose in a bacterium. Relate your answer to respiration. ...
LBSC 708L Session 1
... mutant transiently accumulated nitrite in the growth medium, but it had a final growth yield similar to that of the wild type. Transcription of the nirIX gene cluster itself was controlled by NNR, a member of the family of FNR-like transcriptional activators. An NNR binding sequence is located in th ...
... mutant transiently accumulated nitrite in the growth medium, but it had a final growth yield similar to that of the wild type. Transcription of the nirIX gene cluster itself was controlled by NNR, a member of the family of FNR-like transcriptional activators. An NNR binding sequence is located in th ...
Document
... • Yeast differentiate between preferred and non-preferred nitrogen sources. • When the nitrogen source is poor, Gln3 localizes to the nucleus and activates genes required to utilize the poor nitrogen source. • The Dgln3 strain is impaired for growth at cold temperatures: − Doubling time at 13°C of 1 ...
... • Yeast differentiate between preferred and non-preferred nitrogen sources. • When the nitrogen source is poor, Gln3 localizes to the nucleus and activates genes required to utilize the poor nitrogen source. • The Dgln3 strain is impaired for growth at cold temperatures: − Doubling time at 13°C of 1 ...
Chapter 14 (Part 1) Mendel and the Gene Theory
... Chapter 14 (Part 1) Mendel and the Gene Theory class notes ...
... Chapter 14 (Part 1) Mendel and the Gene Theory class notes ...
Department of Computer Science and Information Systems 5 Annual
... In GE it is possible for individuals to run out of genes during the mapping process, and in this case there are two alternatives. The first is to declare the individual invalid and punish them with a suitably harsh fitness value; the alternative is to wrap the individual, and reuse the genes. This i ...
... In GE it is possible for individuals to run out of genes during the mapping process, and in this case there are two alternatives. The first is to declare the individual invalid and punish them with a suitably harsh fitness value; the alternative is to wrap the individual, and reuse the genes. This i ...
Solving Linkage Problems
... Solving Linkage Problems Tip: The most important part is to determine which progeny resulted from parental type gametes, and which from recombinant types. In a plant, leaf color and leaf shape are controlled by two linked genes. Leaves of the wild-type plant are red. A recessive mutation in this gen ...
... Solving Linkage Problems Tip: The most important part is to determine which progeny resulted from parental type gametes, and which from recombinant types. In a plant, leaf color and leaf shape are controlled by two linked genes. Leaves of the wild-type plant are red. A recessive mutation in this gen ...
Transcript
... have amplification of myc just by increasing the number of copies of the gene. If you do a chromosomal prep you can see there is an elongated band, known as a homogeneous staining region. You have multiple copies of the gene within the chromosome, and you can also have transcriptionally active extra ...
... have amplification of myc just by increasing the number of copies of the gene. If you do a chromosomal prep you can see there is an elongated band, known as a homogeneous staining region. You have multiple copies of the gene within the chromosome, and you can also have transcriptionally active extra ...
Microdeletions on the long arm of the Y chromosome
... fact that the cause of the infertility cannot be identified, in most cases the partners of these men can be treated with ICSI. In effect, this approach treats the disorder with little knowledge of the possible consequences for the patient and/or their potential children.4 There is evidence that some ...
... fact that the cause of the infertility cannot be identified, in most cases the partners of these men can be treated with ICSI. In effect, this approach treats the disorder with little knowledge of the possible consequences for the patient and/or their potential children.4 There is evidence that some ...
genetics
... that have 2 alleles EXAMPLE: cleft chin If a person inherits two dominant alleles (CC) or one dominant & one recessive (Cc), they will have a cleft chin (top) If a person inherits 2 recessive alleles (cc), they will not have a cleft chin ...
... that have 2 alleles EXAMPLE: cleft chin If a person inherits two dominant alleles (CC) or one dominant & one recessive (Cc), they will have a cleft chin (top) If a person inherits 2 recessive alleles (cc), they will not have a cleft chin ...
Population Genetics
... The early theory, later disproved, that suggested offspring were always intermediate types relative to their parents, is the theory of _____________ _____________ ...
... The early theory, later disproved, that suggested offspring were always intermediate types relative to their parents, is the theory of _____________ _____________ ...
Introduction to some basic features of genetic information
... seaweeds, fungi, plant, animals) that can have many different cell and tissue types.1 DNA contains the genetic ‘code’ of information that makes each species unique. Smaller variations in the DNA can lead to minor differences among individuals of the same species. The combination of specific DNA comp ...
... seaweeds, fungi, plant, animals) that can have many different cell and tissue types.1 DNA contains the genetic ‘code’ of information that makes each species unique. Smaller variations in the DNA can lead to minor differences among individuals of the same species. The combination of specific DNA comp ...
Chapter 25: Population Genetics
... For questions 1 to 4, use the following information: The mutation rate is given by , and the number of individuals in a population is given by N. Assume equal numbers of males and females contribute to the new generation. 1. What is the expected number of new mutations in a given gene? 2. If a new ...
... For questions 1 to 4, use the following information: The mutation rate is given by , and the number of individuals in a population is given by N. Assume equal numbers of males and females contribute to the new generation. 1. What is the expected number of new mutations in a given gene? 2. If a new ...
Genome Assembly and Annotation
... – Alternate RefSeq derived models sharing one or more exons on same strand are grouped under the same gene – Requirements for gene annotation • Defining RefSeq transcript alignment is >=95% identity • Aligned region covers >=50% of the length, or at least 1000 bases ...
... – Alternate RefSeq derived models sharing one or more exons on same strand are grouped under the same gene – Requirements for gene annotation • Defining RefSeq transcript alignment is >=95% identity • Aligned region covers >=50% of the length, or at least 1000 bases ...
Slide 1
... chromosome 9 it is expressed only in liver cells in a cell cycle dependent fashion. The up gene contains two domains. Domain 1 contains a kinase which is important for cell proliferation. Domain 2 inhibits the kinase activity of domain 1 when it is phosphorylated. The beef gene contains 3 domains al ...
... chromosome 9 it is expressed only in liver cells in a cell cycle dependent fashion. The up gene contains two domains. Domain 1 contains a kinase which is important for cell proliferation. Domain 2 inhibits the kinase activity of domain 1 when it is phosphorylated. The beef gene contains 3 domains al ...
Super models
... genome, AG). BG models were developed to study classic and molecular genetics, development, and/or physiology. For example, the study of inheritance began in Drosophila in 1910 with T. H. Morgan’s laboratory discovering a spontaneous mutant with white eye color. The classic eukaryotic BG models are ...
... genome, AG). BG models were developed to study classic and molecular genetics, development, and/or physiology. For example, the study of inheritance began in Drosophila in 1910 with T. H. Morgan’s laboratory discovering a spontaneous mutant with white eye color. The classic eukaryotic BG models are ...
genetics - New Age International
... shown to be cells; the physical continuity between generations was, therefore, a slender cellular bridge. Fertilization was shown to be the union of gametes, with the fusion of parental nuclei in the cytoplasm of the egg being the crucial event, and with each nucleus providing equal, or nearly equal ...
... shown to be cells; the physical continuity between generations was, therefore, a slender cellular bridge. Fertilization was shown to be the union of gametes, with the fusion of parental nuclei in the cytoplasm of the egg being the crucial event, and with each nucleus providing equal, or nearly equal ...
Hardy-Weinberg Activity - Milton
... Hardy-Weinberg Activity 1. Divide into partners. 2. Select one person to obtain the following materials: Two colors of Skittles (use gloves) Cup (filled halfway with skittles) 3. Count your skittles to make sure that there is an even number. This is your gene pool. 4. Assign one color to be dominant ...
... Hardy-Weinberg Activity 1. Divide into partners. 2. Select one person to obtain the following materials: Two colors of Skittles (use gloves) Cup (filled halfway with skittles) 3. Count your skittles to make sure that there is an even number. This is your gene pool. 4. Assign one color to be dominant ...
speciation as a process
... **What approaches are used to understand the genetic basis of reproductive isolation (RI)? **How many gene loci contribute to RI? Do they have major or minor effects on fertility? **What has fine scale genetic mapping of RI factors shown that was not known previously? **Where are the loci causing RI ...
... **What approaches are used to understand the genetic basis of reproductive isolation (RI)? **How many gene loci contribute to RI? Do they have major or minor effects on fertility? **What has fine scale genetic mapping of RI factors shown that was not known previously? **Where are the loci causing RI ...
Teacher notes and student sheets
... This activity is similar in style to some of the Unit 3 exam questions. Research published in 2008 suggested that genetic factors may influence some young men to seek out friendships with ‘anti-social’ peers. In a longitudinal cohort study of adolescent health, an allele of the DAT1 gene, known as 1 ...
... This activity is similar in style to some of the Unit 3 exam questions. Research published in 2008 suggested that genetic factors may influence some young men to seek out friendships with ‘anti-social’ peers. In a longitudinal cohort study of adolescent health, an allele of the DAT1 gene, known as 1 ...
Fluorescent Protein Transformation Student Background
... in their disease. Another medical application is in the creation of proteins, such as insulin (synthesized by Genentech) and factor VIII (blood clotting protein synthesized by Bayer). Genes can be cut out of human, animal or plant DNA and placed inside bacteria. For example, a healthy human gene for ...
... in their disease. Another medical application is in the creation of proteins, such as insulin (synthesized by Genentech) and factor VIII (blood clotting protein synthesized by Bayer). Genes can be cut out of human, animal or plant DNA and placed inside bacteria. For example, a healthy human gene for ...
Tri-I Bioinformatics Workshop: Public data and tool
... Curated clearinghouse of gene-centric information Grew out of LocusLink (eukaryote model organisms) and Entrez Genome (bacteria, viruses, organelles) ID turn-over and retirement happens, but is less common since it is based primarily on sequenced genomes Currently 3882 taxa and 2,479,759 genes ...
... Curated clearinghouse of gene-centric information Grew out of LocusLink (eukaryote model organisms) and Entrez Genome (bacteria, viruses, organelles) ID turn-over and retirement happens, but is less common since it is based primarily on sequenced genomes Currently 3882 taxa and 2,479,759 genes ...