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506902
Caption: The structures involved in the production and transport of semen
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 10.78 MB
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36569
Caption: Scientific experiment
Artist: Sandra Dionisi
Release: Not Applicable
File Size: 60.02 MB
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506885
Caption: The steps involved in the engineering of a recombinant DNA molecule
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 26.09 MB
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506556
Caption: Phospholipids can form double-walled, hollow spheres called liposomes, useful to encapsulate molecules such as pharmaceuticals
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 15.82 MB
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481014
Caption: Male and female human karyotypes.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 22.26 MB
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506675
Caption: The circulation of nitrogen in various forms through nature, a process essential to life on Earth
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 15.49 MB
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481218
Caption: DNA wraps around histone proteins to form nucleosomes, which condense into a chromatin fibre, which condenses into a chromosome.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 26.63 MB
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507119
Caption: Schwann cells in the peripheral nervous system produce the insulating myelin sheath that covers the axons of many neurons
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 18.19 MB
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506610
Caption: The low-density lipoprotein (LDL) complex is the principal vehicle for delivering cholesterol to body tissues through the blood
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.23 MB
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507131
Caption: Hemoglobin is a protein comprised of 4 polypeptide chains, each attached to a heme group composed of porphyrin and an iron atom
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 16.32 MB
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127313
Caption: Man's hand removing molecule from DNA
Artist: Leon Zernitsky
Release: Not Applicable
File Size: 32.81 MB
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110335
Caption: View of a man surrounded by the atomic symbol
Artist: Cory Docken
Release: Not Applicable
File Size: 35.33 MB
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481364
Caption: Gel electrophoresis uses an electric field, and positive and negative electrodes, to separate DNA molecules according to size.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 30.90 MB
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481446
Caption: Glycolysis, the dissolution of sugar, is carried out in the cytoplasm of cells.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 54.95 MB
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481293
Caption: The circulation of nitrogen in various forms through nature, a process essential to life on Earth.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 61.43 MB
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481212
Caption: Complement proteins aid the destruction of pathogens by piercing their outer membranes or making them attractive to macrophages.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.42 MB
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517441
Caption: Eye dropper over beaker
Artist: Bek Shakirov
Release: Not Applicable
File Size: 37.08 MB
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481520
Caption: DNA molecule and detailed view illustrating nucleotides.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 28.92 MB
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481181
Caption: Schematic representation of some proteins of the immunoglobulin (Ig) superfamily.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.70 MB
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481307
Caption: The process by which a gene is transcribed from DNA to RNA, and eventually forms a protein molecule.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 38.39 MB
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481420
Caption: Punnett squares of a monohybrid and a dihybrid cross, used to represent inheritance patterns.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 36.84 MB
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481531
Caption: DNA replication in higher organisms begins at multiple origins of replication and progresses in two directions.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.59 MB
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481094
Caption: Typical course of changes in the plasma concentration of a drug over time after oral administration.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 23.59 MB
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481049
Caption: The hybrid cells developed in the artificial production of monoclonal antibodies produce large amounts of the desired antibody.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.46 MB
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127271
Caption: Funnel with DNA, molecule and beakers coming out
Artist: Leon Zernitsky
Release: Not Applicable
File Size: 57.27 MB
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481115
Caption: Point mutations. How changes in one nucleic acid of a triplet lead to different amino acids in the protein.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 36.20 MB
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481222
Caption: The five main classes of antibodies (immunoglobulins): IgG, IgA, IgD, IgE, and IgM.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 27.63 MB
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481340
Caption: In semiconservative DNA replication an existing DNA molecule separates into two template strands to which new nucleotides align.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 31.01 MB
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519134
Caption: dna strand made of books
Artist: Fanatic Studio
Release: Not Applicable
File Size: 50.95 MB
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481295
Caption: The structure of an antibody molecule represents the dramatic rearrangements of DNA that occur in the immune systems of mammals.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 40.75 MB
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481083
Caption: While becoming a plasma cell, a B cell enlarges and increases the number of organelles that produce and transport antibodies.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.34 MB
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481361
Caption: Variable and constant domains in the light (L) and heavy (H) chains of an antibody molecule, includes disulfide bonds (-S-S-).
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 39.58 MB
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82619
Caption: Red cell surrounded by smaller cells
Artist: Todd Davidson
Release: Not Applicable
File Size: 59.97 MB
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481141
Caption: The hinge region of an antibody helps it to bind with antigenic determinants and to cross-link into antigen-antibody complexes.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 40.93 MB
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510746
Caption: Illustrative representation showing hybridization technology
Artist: Fanatic Studio
Release: Not Applicable
File Size: 51.12 MB
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512967
Caption: Scientist working in laboratory
Artist: Doug Ross
Release: Not Applicable
File Size: 10.82 MB
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110052
Caption: Cluster of bubbles with smiling faces
Artist: Miguel Vieira da Silva
Release: Not Applicable
File Size: 30.40 MB
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82495
Caption: Montage of DNA structures
Artist: Todd Davidson
Release: Not Applicable
File Size: 34.86 MB
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82585
Caption: View of a dollar sign with a test tube and chromosomes in the background
Artist: Todd Davidson
Release: Not Applicable
File Size: 35.94 MB
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82518
Caption: Genetic DNA twisting between growing and thinking
Artist: Todd Davidson
Release: Not Applicable
File Size: 33.33 MB
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511238
Caption: Scientist pointing forward to beaker with a female scientist standing
Artist: Fanatic Studio
Release: Not Applicable
File Size: 51.00 MB
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13666
Caption: Businessmen with DNA arms
Artist: Doriano Solinas
Release: Not Applicable
File Size: 50.40 MB
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23869
Caption: Hands touching a line
Artist: Todd Davidson
Release: Not Applicable
File Size: 63.13 MB
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24133
Caption: Researchers and medical-science icons
Artist: Leon Zernitsky
Release: Not Applicable
File Size: 24.57 MB
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84566
Caption: Piece of DNA string as a snake giving apple to scientists
Artist: Igor Kopelnitsky
Release: Not Applicable
File Size: 31.89 MB