All the populations of different organisms that live in the same place form a(n) ____

a. ecosystem
b. community
c. biosphere
d. sample
e. organ


b

Biology & Microbiology

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Which of the following are the most abundant and diverse of the extant vertebrates?

A) ray-finned fishes B) birds C) amphibians D) nonbird reptiles E) mammals

Biology & Microbiology

Which of the following is/are characteristic of ALL cellular organisms?

A) communication B) evolution C) motility D) communication, evolution, and motility

Biology & Microbiology

A protein that functions as a cell-cycle regulator causes cell death (apoptosis) under high sunlight exposure. Which symbol given to this protein?

A) p34 B) cyclin C) p102 D) phosphokinase E) p53

Biology & Microbiology

A clinical sample from a mucus membrane is usually collected as a (biopsy/needle/swab) specimen

What will be an ideal response?

Biology & Microbiology