Some Plants Fail to Produce Chlorophyll,and This Trait Appears to Be

question 18

Multiple Choice

Some plants fail to produce chlorophyll,and this trait appears to be recessive.Many plants also self-pollinate.If we locate a pea plant that is heterozygous for this trait,self-pollinate it and harvest seeds,what are the likely phenotypes of these seeds when they germinate?

• A) All will be green with chlorophyll since that is the dominant trait.
• B) All will be white and lack chlorophyll since this is self-pollinated.
• C) About 1/2 will be green and one-half white since that is the distribution of the genes in the parents.
• D) About 1/4 will be white and three-fourths green since it is similar to a monohybrid cross.
• E) About 1/4 will be green and three-fourths white since it is similar to a monohybrid cross.

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Aggression

Behavior intended to harm or intimidate others, which can be physically or verbally expressed.

Defense Mechanism

Psychological strategies unconsciously adopted to protect oneself from anxiety by distorting reality and hiding the source of anxiety from themselves.

Sublimation

A defense mechanism where socially unacceptable impulses or idealizations are transformed into socially acceptable actions or behavior.

Lung Cancer

A type of cancer that begins in the lungs, often associated with smoking, though non-smokers can also develop lung cancer.