Fundamentals of Biology - Lesson 1: Fundamental Concepts

Cell

1. All organisms are composed of one or more cells, 2) Cells are the smallest living things, the basic units of organization of all organisms, 3) Cells come from pre-existing cells.

Plasma membrane

<p>Amoeba sp. and Paramecium sp.</p> Signup and view all the answers

<p>Internal structures called organelles</p> Signup and view all the answers

<p>Any one of the 10 listed characteristics, such as reproduction, growth and development, energy processing, homeostasis, transfer of genetic information, evolution and adaptation, responding to stimuli, or interactions.</p> Signup and view all the answers

<p>The cell is the fundamental unit of life that can carry out all necessary life processes.</p> Signup and view all the answers

<p>The hierarchy of biological organization from smallest to largest is: atoms, molecules, macromolecules, organelles, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystems, biosphere.</p> Signup and view all the answers

<p>Tissues are formed by the association of cells, and in higher organisms, different tissues organize together to construct functional structures called organs.</p> Signup and view all the answers

<p>A community is defined as the interaction of different populations of organisms within a particular geographic area.</p> Signup and view all the answers

<p>An ecosystem is a community of organisms interacting with each other and with the non-living environment around them, including all their interactions.</p> Signup and view all the answers

<p>The highly ordered structure observed in living organisms, such as the sunflower example, illustrates the complex and orderly arrangement that characterizes life at various levels of biological organization.</p> Signup and view all the answers