9,589 รูปถ่ายฟรี สำหรับ ชีววิทยา

ใต้น้ำปลาชีวิตในทะเลสัตว์สัตว์ป่าน้ำรัฐฟลอริดาการรับรู้มารีนรัฐเวสต์เวอร์จิเนีย
Brook trout-1
สัตว์ป่าปลา
Ash Meadows Amargosa pupfish-1
ปลาน้ำ
Northeastern beach tiger beetles
สัตว์แมลง
Okaloosa darter-1
สัตว์ปลา
Allegheny Crayfish-3
สัตว์น้ำ
Brook trout-1
ปลาน้ำ
Bluegill and other school of fish
ใต้น้ำปลา
Smallmouth bass-1
สัตว์ป่าปลา
Yellow bullhead catfish-1
ปลาน้ำ
Pallid Sturgeon-1
ท่องเที่ยวปลา
A 3D illustration provides a graphical representation of a single norovirus virion, set against a beige background. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
วิทยาศาสตร์แบคทีเรีย
A medical illustration of Clostridioides difficile bacteria, formerly known as Clostridium difficile. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
แบคทีเรียอันตราย
A 100X photomicrograph magnification of a malachite green spore stained sample, revealed the presence of numerous Bacillus sp. bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
แบคทีเรียชีววิทยา
A scientist holding bacterial samples for their antimicrobial susceptibility. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
วิทยาศาสตร์แพทยศาสตร์
Spotted Gar - Lepisosteus oculatus
สัตว์ป่าปลา
Pond Loach fish - Misgurnus anguillicaudatus
ใต้น้ำปลา
Texas Blind Salamander-2
ใต้น้ำสัตว์
Silver carp-3
สัตว์ป่าปลา
Bull Trout-7
ใต้น้ำปลา
Pallid sturgeon-1
สัตว์ปลา
Hybrid sunfish -4
ใต้น้ำปลา
Texas Blind Salamander-2
ใต้น้ำสัตว์
Black bullhead-2
สัตว์ป่าปลา
Devils Hole pupfish-5
สัตว์ป่าปลา
Paddlefish-2
สัตว์ปลา
Pallid Sturgeon-3
สัตว์ป่าปลา
Juvenile largemouth bass
สัตว์ปลา
Logperch-1
สัตว์ปลา
Tidepool Sculpin
ใต้น้ำปลา
Ash Meadows Speckled Dace-2
ใต้น้ำปลา
Rainbow trout-2
สัตว์ปลา
Ash Meadows Amargosa pupfish-1
ปลาน้ำ
A scientist using a whole genome DNA sequencer, in order to determine the “DNA fingerprint” of a specific bacterium. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
ชีววิทยาควบคุม
A scientist preparing samples for mass spectrometry in order to determine the presence of a bacterial toxin. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
ควบคุมโรค
A scientist holding a culture test plate. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
วิทยาศาสตร์ควบคุม
A medical illustration of Clostridioides difficile bacteria, formerly known as Clostridium difficile. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
แบคทีเรียอันตราย
Electron scan micrography of Aceria anthocoptes
อิเล็กทรอนิกส์ควบคุม
Microbiologist preparing for antibody testing. A healthcare provider donning a pair of green latex gloves in order to protect herself during her subsequent interaction her next patient. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
วิทยาศาสตร์ยา
A scientist holding a culture test plate. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
วิทยาศาสตร์แพทยศาสตร์
Oscar fish
ใต้น้ำปลา
Eulachon - Thaleichthys pacificus
ใต้น้ำปลา
Juvenile Chinook salmon-2
ปลาน้ำ
Smallmouth bass-1
สัตว์ปลา
Young bluegill close-up
ใต้น้ำปลา
Sockeye salmon-2
ใต้น้ำปลา
A scientist examining the results of a hemagglutinin inhibition (HI) test. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
นักวิทยาศาสตร์ห้องปฏิบัติการ
Scientists using automated methods to extract bacterial DNA, for use in whole genome sequencing (WGS). Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
นักวิทยาศาสตร์ห้องปฏิบัติการ
A scientist studying new methods for detecting foodborne bacteria directly from a patient sample. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
ควบคุมโรค
A field epidemiologist performing a mouth swab inside the beak of a white duck, in order to carry out an infectious disease investigation. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
ควบคุมสัตว์
Hybrid sunfish -2
ใต้น้ำปลา
Panama City crayfish-1
สัตว์น้ำ
Okaloosa darter-1
ใต้น้ำปลา
Dolly Varden Char
ใต้น้ำปลา
Greenbrier Cave Crayfish
ตัวอย่างชีววิทยา
Okaloosa darter-1
สัตว์ปลา
Rock Bass-1
สัตว์ปลา
Florida applesnail
สัตว์ปลา
Quillback carpsucker-2
สัตว์ปลา
Texas Blind Salamander-2
ใต้น้ำสัตว์
Juvenile Chinook salmon-2
ปลาน้ำ
Hybognathus placitus
สัตว์ปลา
Sea turtle head
สัตว์น้ำ
Sea turtle
สัตว์น้ำ
Bluegill on nest
ใต้น้ำปลา
Green Sea Turtle hatchling
สัตว์ป่าสัตว์
Dolly Varden-4
ปลาน้ำ
Bluegill-1
สัตว์ป่าปลา
Candy darter-6
สัตว์ปลา
Close-up of bluegill with other fish
ท่องเที่ยวปลา
Pallid Sturgeon-1
ใต้น้ำปลา
Ash Meadows Speckled Dace-1
สัตว์ปลา
Erimyzon tenuis
สัตว์ปลา
Hooked Smallmouth bass
สัตว์ปลา
Juvenile Spotted sunfish in clear water
สัตว์ปลา
A scientist implementing molecular testing. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
นักวิทยาศาสตร์แพทยศาสตร์
Scientist pipetting samples of bronchoalveolar lavage (BAL) fluid. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
นักวิทยาศาสตร์วิทยาศาสตร์
Domestic Training Course for healthcare workers. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
ควบคุมโรค
A scientist holding up a glass slide used for a run on a sequencing machine. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
นักวิทยาศาสตร์ควบคุม
A medical illustration of drug–resistant, Mycoplasma genitalium bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.
แบคทีเรียอันตราย
Purple crab
สัตว์ทะเล
Front Cichlid Cyphotilapia Frontosa
สัตว์น้ำ
Amazing Silver Lined Fish
สัตว์ปลา
Sand Shell
ชีววิทยามารีน
Brook Trout juvenile-2
สัตว์ปลา
Bluegill searches for food
ท่องเที่ยวปลา
Sockeye salmon-1
สัตว์ปลา
Gila trout-4
สัตว์น้ำ
Brook trout-2
ท่องเที่ยวปลา
Appalachian brook crayfish-1
สัตว์น้ำ
Juvenile Northern Pike-4
สัตว์ปลา
Pallid sturgeon-2
ใต้น้ำปลา
Largemouth bass-2
ปลาน้ำ
Texas Blind Salamander-1
ใต้น้ำสัตว์
Candy darter-1
ใต้น้ำปลา
Pallid sturgeon-3
สัตว์ปลา
Brook trout-1
สัตว์ป่าปลา
Slimy sculpin-2
ปลาน้ำ
Moapa Dace
สัตว์ปลา
Allegheny Crayfish-2
สัตว์น้ำ
Alewife-2
ใต้น้ำปลา
101 - 200 จาก 9,589 หน้าต่อไป
/ 96