MOCT 1 Question Preview (ID: 1669)


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Which represents a formula for a chemical compound.
a) H
b) C
c) P
d) H20

A covalent bond is formed as the result of
a) transferring electrons.
b) sharing an electron pair.
c) transferring protons.
d) sharing a proton pair.

In chemical reactions, atoms are
a) created.
b) destroyed.
c) rearranged.
d) neutralized.

The process by which organisms keep their internal conditions relatively stable is called
a) homeostasis.
b) evolution.
c) metabolism.
d) photosynthesis.

Genetic engineering involves
a) reading a DNA sequence.
b) editing a DNA sequence.
c) reinserting DNA into living conditions.
d) all of the above.

A cell has 12 chromosomes. How many chromosomes will each daughter cell have?
a) 4
b) 6
c) 12
d) 24

Which statement is a fundemental principle of the cell theory?
a) All cells have a plant membrane.
b) Eukaryotic cells are larger than prokaryotic cells.
c) Living organisms are composed of cells.
d) The genetic material in cells is DNA.

DNA replication occurs during
a) Anaphase.
b) Interphase.
c) Metaphase.
d) Prophase.

Unlike DNA, RNA contains
a) adenine.
b) uracil.
c) phosphate groups.
d) thymine.

One difference between cell division in plant cells and in animalcells is that plant cells have
a) centrioles.
b) centromeres.
c) a cell plate.
d) chromatin.

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