Biological Collection (page 7)

Freesia, X-ray

Alstroemeria, X-ray

Iris Silverado flower, X-ray

Long leaves and pastel flower buds, X-ray
Long leaves and pastel flower buds, coloured X-ray

Six thistles (Cirsium vulgare), X-ray

Four roses, X-ray

Pink water lily (Nymphaea sp. ), X-ray
Pink water lily (Nymphaea sp.), coloured X-ray

Hedge nettle leaves (Stachys sp. ), X-ray
Hedge nettle leaves (Stachys sp.), X-ray

Bladderwrack seaweed (Fucus vesiculosus), X-ray

Dahlia Gallery Pablo flower, X-ray

Angelica stem, X-ray

Pink and violet lily blossom, X-ray
Pink and violet lily blossom, coloured X-ray

Michaelmas daisy (Aster amellus), X-ray

Bitter orange tree blossom (Neroli sp. ), X-ray
Bitter Orange Tree blossom (Neroli sp.), X-ray

Achillea plant, X-ray

Flower in bloom, X-ray

Bougainvillea, X-ray

Seed heads, X-ray

Bundle of flowers (Dianthus sp. ), X-ray
Bundle of flowers (Dianthus sp.), coloured X-ray

Honeysuckle (Lonicera tellmanniana), X-ray

Alien wearing a face mask, illustration

Giraffatitan, illustration
Illustration of a giraffatitan dinosaur. Giraffatitan was previously thought to be a species of brachiosaurus (B. brancai) but is now thought to belong to a separate genus

Viral pneumonia, conceptual illustration. Human lungs and close-up view of viruses, the causative agents of pneumonia. Pneumonia can be caused by many types of viruses, including Influenza, MERS

Respiratory viruses, illustration
Infection of a person by respiratory viruses, illustration. Conceptual image

Sars virus, artwork
Artwork of the severe acute respiratory syndrome (SARS) virus

Foraminiferan microfossil, SEM
Foraminiferan. Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand. Microfossils are roughly 0.05 to 2mm in size

Panch phoran, SEM
Panch phoran. Coloured scanning electron micrograph (SEM) of panch phoran or indian five spice. It is a spice blend commonly used in Eastern India and Bangladesh and consists of the following seeds

Diatoms and radiolaria, SEM
Diatoms and radiolaria. Coloured scanning electron micrograph (SEM) of a circular arrangement of various diatoms and radiolaria. Diatoms are planktonic unicellular algae

Virus particles and bacteria, SEM
Vaccinia virus particles and bacteria. Coloured scanning electron micrograph (SEM) of vaccinia virus particles (green). Unlike most viruses, vaccinia replicates in the cells cytoplasm

Onion root tip, LM
Mitosis. Light micrograph (LM) of a transverse section of onion (Allium cepa) root tip to show cells undergoing mitosis (nuclear division). Magnification: x100 when printed at 10 centimetres wide

Liverwort spore capsule, LM
Liverwort spore capsule. Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla)

Female flea, LM
Human flea. Light micrograph (LM) of a female human flea (Pulex irratans). Fleas are wingless and flattened from side to side, which makes them difficult to dislodge in hair

Passion flower pollen. Coloured scanning electron micrograph (SEM) of pollen grains from a passion flower (Passiflora caerulea). Pollen grains are the male gametes (sex cells) of a plant

Moth proboscis. Coloured scanning electron micrograph (SEM) of the coiled proboscis of a moth (order Lepidoptera). The proboscis is an elongated part of the mouth

Nerve fibers, scanning electron micrograph
Nerve fibres. Coloured scanning electron micrograph (SEM) of fractured myelinated nerve fibres. The myelin sheath is blue-green

Dog hair, colored scanning electron micrograph (SEM)
Dog hair, coloured scanning electron micrograph (SEM). The outside of the hair, the cuticle, is covered in overlapping scales of dead cells containing the protein keratin

Pancreas tissue, colored scanning electron micrograph
Pancreas tissue. Coloured scanning electron micrograph (SEM) of fractured pancreas tissue. Seen here are zymogen granules (yellow) and cell nuclei (purple)

Woman with headache, illustration
Woman with headache, computer illustration

Fingerprint, illustration

Blood cells, illustration
Blood cells, computer illustration. Red blood cells and white blood cells inside a blood vessel

Red blood cells and platelets, SEM
Red blood cells and platelets. Coloured scanning electron micrograph (SEM) of human erythrocytes (red blood cells) and a platelet aggregate (orange)

Heart attack, illustration
Heart attack (myocardial infarction), illustration

Viruses and DNA, illustration
Conceptual image for interaction between viruses and host-cell DNA (deoxyribonucleic acid). Integration of viruses into DNA is the key step in oncogenesis

Common myna Acridotheres tristis
Common myna (or Indian Myna Acridotheres tristis). This bird is native to southern Asia from Afghanistan to Sri Lanka. The Myna has been introduced in many other parts of the world

Dragonfly on plant
Dragonfly resting on a plant with drops of dew on its eyes

Two small snails on pink flowers in the water with falling droplet

Two damselflies on leaves reflected in the pond water

Five butterflies on a plant stem

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