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WorksheetsCh. 3- Cells and Their Functions
Total questions: 15
Worksheet time: 13mins
The part of the cell that regulates what can enter or leave is the
(a)
The cytosol and organelles make up the
(a)
If Solution A has more solute and less water than does Solution B, then Solution A is (a) to Solution B
Mechanisms that require cellular energy to move substances across the plasma membrane are called (a) transport mechanisms
Distinct segments of DNA that code for specific proteins are called
(a)
DNA replication occurs
(a)
DNA is tightly wound into chromosomes
(a)
Chromosomes line up along the cell's equator
(a)
Chromosomes separate and move toward opposite ends of the cell
(a)
Cell membrane pinches off. dividing the cell into two new daughter cells
(a)
The nucleus is called the cell's control center because it contains the
nucleolus
chromosomes
cytosol
cilia
Where in the cell does ATP synthesis occur?
endoplasmic reticulum
Golgi apparatus
mitochondria
nucleus
The movement of solute from a region of high concentration to one of lower concentration is called ____
diffusion
endocytosis
exocytosis
osmosis
A DNA sequence reads: TGAAC. What is its mRNA sequence?
ACTTG
ACUUG
CACCT
CAGGU
Rupture of red blood cells placed in a hypotonic solution is called
crenation
hemolysis
permeability
mitosis
