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The Characteristics of Life & Virology

Across
Eukaryotic cells contain a central _______, while prokaryotic cells do not.
_______ describes the the many changes, especially structural changes, that an individual goes through over the course of its life.
Sexual reproduction requires that ____ cells (sperm & egg) unite to produce the first cell of the new organism.
A ________ is an organism that must eat to acquire the nutrients needed for life.
Kingdoms animalia, plantae, and fungi contain all of life's _____ organisms.
A ______ is an example of a unicellular organism.
Kingdoms protista, eubacteria, and archaebacteria contain all of life's _____ organisms.
External environmental factors are also known as _________.
Kingdoms animalia, plantae, fungi and protista contain all of life's _____ organisms.
You might squint when you first go outside on a sunny day. This is an example of a _______.
The self-regulation of an organisms internal environment is called ______.
A _____ has some of the characteristics of life and depends on life, but is it living?
Down
The ______ is the foundational unit common to all of life.
_______ is not essential for the survival of the individual, but is essential for the survival of the species.
Kingdoms archaebacteria and eubacteria contain all of life's _____ organisms.
Homeostasis is the process of keeping an individual life in _______.
The ability to cause change or do work
In _______ reproduction, a single-organism can reproduce without the aid of another.
37 degrees _____ is the average, healthy body temperature that should be maintained by an adult human
An _______ is an organism that can make it's own food.
Two individuals of different ____ will not be able to reproduce with one another
Growth results in an increase in the amount of ______ material and the formation of new structures.