Phenotypic variation can occur in traits controlled by the same allele
a. True
b. False
Indicate whether the statement is true or false
True
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If an mRNA sequence is 5?AUG-GGC-ACU-CAU3?, what would the anticodon sequence be?
A. 3'?AUG-GGC-ACU-CAU5'? B. 3'?UAC-CCG-UGA-GUA5'? C. 5'?AUG-GGC-ACU-CAU3'? D. 5'?UAC-CCG-UGA-GUA3'? E. 3'?TAC-CCG-TGA-GTA3'?
The difference in mode of inheritance between Huntington disease and cystic fibrosis is that
A) Huntington disease skips generations and only affects children, whereas cystic fibrosis can strike at any age and never skips generations. B) Huntington disease does not skip generations but cystic fibrosis can. C) A person with Huntington disease can have unaffected parents, but a person with cystic fibrosis must have an affected parent. D) Huntington disease affects females and cystic fibrosis affects males.
Which of the following is NOT a part of the male human reproductive system?
A. seminiferous tubules B. vas deferens C. cervix D. penis
The job of this organ is to cleanse the blood of pathogens and worn-out or damaged RBCs.
A. tonsils B. nodes C. liver D. alveolus