Biology

1,209 clues in the archive

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top 50

Memorize these and recognize 19.1% of all Biology clues.

1 DNA 9x

2 teeth 8x

3 chlorophyll 8x

4 amino acids 8x

5 bacteria 7x

6 chromosomes 7x

7 the epidermis 7x

8 stem cells 7x

9 cellulose 6x

10 the stomach 6x

11 the amoeba 6x

12 the heart 5x

13 photosynthesis 5x

14 meiosis 5x

15 insulin 5x

16 Louis Pasteur 5x

17 the lungs 5x

18 viruses 4x

19 the shell 4x

20 the nucleus 4x

21 the esophagus 4x

22 taxonomy 4x

23 spores 4x

24 pollination 4x

25 pollen 4x

26 oxygen 4x

27 mitosis 4x

28 melanin 4x

29 green 4x

30 fungi 4x

31 fraternal twins 4x

32 enzymes 4x

33 cones 4x

34 cloning 4x

35 capillaries 4x

36 Hemoglobin 4x

37 the yolk 4x

38 the skin 4x

39 the host 4x

40 a zygote 4x

41 water 3x

42 the liver 3x

43 the kidneys 3x

44 the kidney 3x

45 symbiosis 3x

46 regeneration 3x

47 recessive 3x

48 platelets 3x

49 plasma 3x

50 muscles 3x

Sample Clues

Its 2 coiled polynucleotide chains have opposite polarities

DNA

In reptiles these choppers are conical & uniform; in mammals they have various shapes & sizes

teeth

Like virtually all photosynthetic organisms, algae contain this pigment that absorbs energy from light

chlorophyll

Building blocks of proteins

amino acids

Spirochetes are the spiral-shaped types of these microorganisms

bacteria

Sub-Areas

Biology / Animals 327

teeth (7) chlorophyll (6) cellulose (6) stem cells (6) bacteria (6) the amoeba (5) a zygote (4) the epidermis (4) fungi (4) the heart (4)

Chemistry / Elements 257

amino acids (8) DNA (6) RNA (4) photosynthesis (4) pollination (4) oxygen (4) meiosis (4) chromosomes (3) regeneration (3) cilia (3)

Other 163

= (5) fraternal twins (4) the Eustachian tube (3) outer space (2) a reflex (2) Vitamin A (2) the Y chromosome (2) the shell (2) a membrane (2) the umbilical cord (2)

Medicine / Health 107

viruses (4) the lungs (3) the stomach (3) the liver (3) clot (3) the femur (2) a virus (2) Louis Pasteur (2) the blood (2) clotting (2)

Math / Physics 22

the iris (2) melanin (2) the fallopian tubes (2) a helicopter (1) color blindness (1) the ear (1) green (1) fat (1) the esophagus (1) pupil (1)

Botany / Plants 16

chlorophyll (1) tap roots (1) fruit (1) linseed (1) a flower (1) bud (1) citrus (1) deciduous (1) leaves (1) spores (1)

Astronomy / Space 14

the Sun (2) Ty Cobb (1) Harry Truman (1) "The Birds And The Bees" (1) heliotropism (1) starch (1) threshold (1) the retina (1) carbon dioxide (1) compost heap (1)

Earth Science 3

the biosphere (1) mother-of-pearl (1) lake (1)