If you lock your knees while standing, you may pass out because of the lack of venous return to the heart.
Answer the following statement true (T) or false (F)
True
The skeletal muscles aid in the process of venous return by pushing blood back toward the heart. If you lock your knees, there is a shortage of blood returning to the heart and you may pass out.
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Which of the following is found in angiosperms but not in gymnosperms?
A) seeds B) pollen C) cones D) microsporangia E) anthers
The process by which information in genes guides the production of RNA and proteins is called ____
a. translation b. gene expression c. synthesis d. cellular respiration e. transcription
Normal human cells can go on dividing indefinitely
Indicate whether the statement is true or false
___________ fats involve ALL C to C bonds in fatty acid chains being single covalent.
Fill in the blank(s) with the appropriate word(s).