Phagocytosis is a process used by cell to bring water into cells
a. true
b. false
Answer: b. false
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Which of the following best describes how cheetahs are adapted to deal with the heat generated by their extreme sprint speeds?
A. They can store up to 60 times the heat generated at rest, but only for short periods. B. They can store up to 60 times the heat generated at rest for long chases. C. They can store about twice the heat generated at rest for long chases. D. They can store up to 100 times the heat generated at rest, but only for short periods. E. They can store about 20 times the heat generated at rest for long chases.
During which phase of meiosis will the
chromosomes appear as packets of four chromatids? a. anaphase I b. telophase II c. anaphase II d. prophase I e. metaphase II
In a cross involving incomplete dominance _____
A. the dominant phenotype is expressed in the F1 B. the recessive phenotype is expressed in the F1 C. Mendelian inheritance does not apply D. the phenotypic ratio and genotypic ratio in the F2 are identical E. heterozygotes have a phenotype like one of the parents
The lymphocytes that recognize and kill abnormal cells