Heredity Collection

Genealogical tree of the Rougon-Macquart family (litho)
CHT379779 Genealogical tree of the Rougon-Macquart family (litho) by French School, (19th century); Private Collection; (add.info)

Gregor Mendel, Austrian botanist
Gregor Johann Mendel (1822-1884), Austrian botanist and founder of genetics. Mendel, the abbot of an abbey in Brno, carried out breeding experiments with pea plants (held in hand)

Mendels peas. Historical artwork of the peas (Pisum sp.) used by Gregor Mendel (1822-1884) in his experiments into heredity. He cross-bred peas that produced yellow (A) and green (B) peas

Chromosome. Computer artwork of a condensed chromosome. Chromosomes, which consist of two identical chromatids joined at a centromere (centre)

Mitochondrial DNA. Computer artwork of the genetic material (DNA, deoxyribonucleic acid) found in the cell structures called mitochondria

A revolutionist in the cloister (litho)
979572 A revolutionist in the cloister (litho) by Skinner, Edward Frederick (1865-1924); Private Collection; (add.info.: A revolutionist in the cloister)

Sir Francis Galton, 1822-1911 (litho)
3651751 Sir Francis Galton, 1822-1911 (litho) by English School, (19th century); Private Collection; (add.info.: Sir Francis Galton, 1822-1911)

Some Clerical Types by John Kendal, Heredity. 1901

Portrait of Gregor Johann Mendel (b / w photo)
XEE4071019 Portrait of Gregor Johann Mendel (b/w photo) by German Photographer, (19th century); Private Collection; (add.info)

DNA by tunnelling microscope
False-colour scanning tunnelling micrograph (STM) of DNA. A sample of uncoated, double-stranded DNA was dissolved in a salt solution & deposited on graphite prior to being imaged in air by the STM

DNA. Deoxyribonucleic acid, model

DNA, computer artwork. DNA (deoxyribonucleic acid) consists of two strands (yellow) of sugar phosphates forming a double helix

Nude jigsaw
DNA jigsaw. Conceptual computer artwork of a DNA (deoxyribonucleic acid) molecule formed by pieces of a jigsaw puzzle. This could represent piecing together information about DNA

Genetic sequence. Printout of the genetic code of a single strand of DNA (deoxyribonucleic acid). DNA normally comprises two spiralling paired strands of sugar phosphates that are linked by

Gregor Mendel, caricature
Gregor Mendel (1822-1884). Caricature of the Austrian botanist and founder of genetics Gregor Johann Mendel. Mendel, the abbot of an abbey in Brno, Austria

Conceptual image of sickle cell anemia. Sickle cell anemia is a disease in which your body produces abnormally shaped red blood cells. The cells are shaped like a crescent or sickle

Microscopic view of sicke cells causing anemia disease

MENDEL: HEREDITY THEORY. The first page of Gregor Mendels paper setting forth his theory of hereditary characteristics, in " Verhandlungen des naturforschenden Vereines in Brunn, " IV

Simplified colourful model of DNA structure, front view

Double Helix of Human DNA

Human chromosome. Coloured scanning electron micrograph (SEM) of a human chromosome. Chromosomes occur in the nucleus of every cell in the body

Human chromosome pair, SEM
Human chromosome. Coloured scanning electron micrograph (SEM) of a human chromosome as a pair of identical copies called chromatids. These form as part of chromosome replication during cell division

Zinc finger bound to DNA. Molecular model showing a zinc finger molecule bound (orange) to a strand of DNA (deoxyribonucleic acid, pink and green)

Fertilisation, artwork C016 / 7516
Fertilisation. Cutaway computer artwork of a sperm cell (spermatozoa) penetrating an egg (large). The nucleus of the sperm cell will fuse with the egg and its DNA (deoxyribonucleic acid)

Fertilisation, artwork C016 / 7515
Fertilisation. Computer artwork of a sperm cell (spermatozoa) penetrating an egg (large)

Sperm cells, artwork C018 / 7004
Sperm cells. Computer artwork of numerous sperm cells (spermatozoa) swimming through the cilia (hair-like) that line the uterus (womb)

Fertilisation, artwork C018 / 6998
Fertilisation. Computer artwork of numerous sperm cells (spermatozoa, white) surrounding an egg (round, centre). Only a single sperm cell can penetrate and fertilise the egg

Fertilisation, artwork C018 / 6995
Fertilisation. Computer artwork of a sperm cell (spermatozoon, purple) penetrating an egg (red, right)

Fertilisation, artwork C018 / 7003
Fertilisation. Computer artwork of a sperm cell (spermatozoon, purple) penetrating an egg (red, bottom)

Fertilisation, artwork C018 / 7001
Fertilisation. Computer artwork of numerous sperm cells (spermatozoa, blue) swimming towards an egg (round) in the distance

Sperm cells, artwork C018 / 7002
Sperm cells. Computer artwork of numerous sperm cells (spermatozoa), showing their torpedo-shaped heads, and long tails that they use for propulsion

Fertilisation, artwork C018 / 6994
Fertilisation. Computer artwork of a sperm cell (spermatozoon, purple) penetrating an egg (red, right)

Fertilisation, artwork C018 / 6997
Fertilisation. Computer artwork of numerous sperm cells (spermatozoa, white) surrounding an egg (round, centre). Only a single sperm cell can penetrate and fertilise the egg

Sperm cells, artwork C018 / 7000
Sperm cells. Computer artwork of numerous sperm cells (spermatozoa), showing their torpedo-shaped heads, and long tails that they use for propulsion

Sperm cells, artwork C018 / 6999
Sperm cells. Computer artwork of numerous sperm cells (spermatozoa), showing their torpedo-shaped heads, and long tails that they use for propulsion

Zinc finger bound to DNA C014 / 0864
Zinc finger bound to DNA. Molecular model showing a zinc finger molecule bound to a strand of DNA (deoxyribonucleic acid)

Fertilisation, artwork C013 / 4647
Fertilisation. Computer artwork of a sperm cell (spermatozoa) penetrating an egg (large)

Sperm cells, artwork C013 / 4645
Sperm cells. Computer artwork of numerous sperm cells (spermatozoa), showing their torpedo-shaped heads, and long tails that they use for propulsion

Fertilisation, artwork C013 / 4646
Fertilisation. Computer artwork of numerous sperm cells (spermatozoa) swimming towards an egg (left)

Fertilisation, artwork C013 / 4643
Fertilisation. Computer artwork of numerous sperm cells (spermatozoa) swimming towards an egg (bright) in the distance

Fertilisation, artwork C013 / 4644
Fertilisation. Computer artwork of numerous sperm cells (spermatozoa) swimming towards an egg (bright) in the distance

Chromosome and DNA molecules. Computer artwork of a condensed chromosome with molecules of DNA (deoxyribonucleic acid) behind it

Male chromosome set
Male human chromosome set. Computer artwork of the complete set (karyotype) of healthy male human chromosomes. Humans have 46 chromosomes in most cells

Chromosome, SEM
Chromosome. Coloured scanning electron micrograph (SEM) of a condensed chromosome showing chromomeres. Chromosomes, which consist of two identical chromatids joined at a centromere

Fertility research. Conceptual computer artwork of a human egg cell and sperm cells overlaid with the banding pattern of a DNA (deoxyribonucleic acid) autoradiogram

Computer artwork of Mendels Second Law
Mendels Second Law. Computer artwork of Mendels Second Law, the genetic law of independent assort- ment. It was formulated by the Austrian botanist Gregor Johann Mendel (1822-1884), top left

Computer artwork of the botanist Gregor Mendel
Gregor Mendel. Computer artwork of the Austrian botanist Gregor Johann Mendel (1822-1884) with a pea plant, DNA strand (orange) and sequence of genetic code (pink)

Computer artwork of Mendels First Law
Mendels First Law. Computer artwork of Mendels First Law, the genetic law of segregation. It was formulated by the Austrian botanist Gregor Johann Mendel (1822-1884), top left

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"Heredity: Unraveling the Genetic Code" Gregor Mendel, an Austrian botanist, laid the foundation for our understanding through his groundbreaking experiments with pea plants. His meticulous observations and crossbreeding techniques revealed patterns in inheritance that paved the way for modern genetics. Mendel's peas became a symbol as he discovered dominant and recessive traits passed down from one generation to another. He unraveled the mystery behind these traits by introducing concepts like chromosomes and genetic sequences, which are encoded within DNA - Deoxyribonucleic acid. The discovery of DNA revolutionized our understanding of heredity. Its double helix structure, beautifully captured by a tunnelling microscope, holds the blueprint for life itself. Every living organism carries its own unique set of DNA instructions that determine their inherited characteristics. Sir Francis Galton further expanded on Mendel's work in the late 19th century by studying human heredity. Through genealogical trees and extensive research, he explored how traits pass through generations within families – much like John Kendal's portrayal of "Some Clerical Types" showcasing inherited physical features among individuals. Heredity is not limited to visible attributes; it also encompasses mitochondrial DNA – genetic material passed exclusively from mothers to their offspring. This tiny powerhouse plays a crucial role in energy production within cells and has its own distinct genetic sequence. As we delve deeper into understanding heredity, we realize that it shapes not only our physical appearance but also influences susceptibility to diseases and even behavioral tendencies. The intricate interplay between nature (our genes) and nurture (our environment) continues to fascinate scientists worldwide. In this captivating journey exploring hereditary mysteries, let us remember Gregor Johann Mendel's portrait as a tribute to his pioneering contributions towards unraveling life's most fundamental code – Heredity.