Land plants are thought to have arisen most directly from a red algal ancestor
___________________ Indicate whether the statement is true or false.
F, green
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If a light-eosin eye male Drosophila is crossed to a homozygous red eyed female, what will be the phenotype of their offspring?
A. All offspring will have red eyes B. All males will have light-eosin eyes and all females will have eosin eye C. All females will have red eyes, all males will have light-eosin eyes. D. All flies will have white eyes.
During inspiration (a.k.a. inhalation) of air into the lung of a mammal
A. the chest cavity has a positive pressure. B. the diaphragm moves upward. C. the diaphragm contracts. D. the rib cage moves down. E. the intercostal muscles relax.
You are researching the adaptations of a newly discovered mammal that is active mostly at night. Which adaptation to the eye would you expect to find?
A) A reflective choroid behind the retina B) Thicker vitreous humor behind the lens C) Crustacean flattened cornea resulting in farsightedness D) Many individual light-sensitive subunits in each eye E) An eyespot that can only discern light from dark
Most species are intermediate between r-strategists and K-strategists, and tend to have a type II survivorship curve.
Answer the following statement true (T) or false (F)