How Many Chromosomes Are There in an Unfertilized Maize (Corn)

question 4

Multiple Choice

How many chromosomes are there in an unfertilized maize (corn) egg cell nucleus as compared to a maize (corn) pollen cell nucleus?

• A) half as many
• B) twice as many
• C) the same number

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Definitions:

Matched Pairs Experiment

A statistical experiment design in which subjects are paired based on certain characteristics, and then alterations are made to only one member of each pair for comparing outcomes.

Randomized Block Design

A statistical experiment design that aims to reduce the effects of variability among experimental units by grouping them into blocks.

SSB

In the context of ANOVA, SSB refers to the Sum of Squares Between groups, which helps in assessing the variability between different groups.

Fixed-Effects ANOVA

A statistical method used to analyze the differences among group means in a sample where the groups are defined by some fixed factor.