Examlex

Solved

All Life Forms Currently Have a Basic Cell Membrane So

question 28

Multiple Choice

All life forms currently have a basic cell membrane so we presume that the earliest forms of life had this "fence" isolating the internal organization from the external chaos.It is likely that the primordial environment was acidic.In such a case,the cell membrane would have to include


Definitions:

Research Hypothesis

Statement regarding an expected or predicted relationship between variables.

Ordinal Variables

Variables that represent categories with a natural order or ranking, but where the distances between categories are not necessarily equal.

Spearman Rank-Order

A nonparametric measure of rank correlation that assesses how well the relationship between two variables can be described using a monotonic function.

Pearson Correlation

A measure of the linear correlation between two variables X and Y, giving a value between -1 and 1 which indicates the extent of their linear relationship.

Related Questions