Which of the following is at the second trophic level of a food chain?
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Human blood platelets releases ___ which helps in clotting of blood.
The instrument used to examine a person's digestive tract is called ___.
The transport of soluble products of photosynthesis is called ______.
Which type of pathogen causes the waterborne disease Salmonellosis?
Plants bend towards light due to the diffusion of the ____ hormone on the other side of the shoot.
_____ reproduces by multiple fission.
Sleep apnea is related to ___ while sleeping.