Nondisjunction is when sister chromatids fail to separate during anaphase of cell division
A. true
B. false
A
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Why are hydrocarbons insoluble in water?
A) The majority of their bonds are polar covalent carbon-to-hydrogen linkages. B) The majority of their bonds are nonpolar covalent carbon-to-hydrogen linkages. C) They are hydrophilic. D) They exhibit considerable molecular complexity and diversity. E) They are less dense than water.
Which statement is NOT true?
a. Electrons closest to the nucleus are at the lowest energy level. b. No more than two electrons can occupy a single orbital. c. Electrons are unable to move out of the assigned orbital space. d. The innermost orbital holds two electrons. e. At the second energy level there are four possible orbitals with a total of eight electrons
Hemophilia is caused by an X-linked recessive gene. A normal woman whose father had hemophilia
marries a normal man. What are the chances of hemophilia in their children? What will be an ideal response?
Cell theory is one of the foundations of biology. What are the tenets of the cell theory? Check all that apply.A) All organisms are made up of more than one cell.B) All cells have the ability to move.C) Cells carry genetic material passed to daughter cells during cellular division.D) Cells arise from other cells through the process of cell division.E) Organisms are formed through spontaneous generation.F) All living organisms consist of cells.
What will be an ideal response?