Heredity and Genes 2

Chromosomes are found inside which of the following structures of a eukaryotic cell?

• Gene

• DNA

• Nucleus

• Proteins

• Mitochondrion

Where is the genetic information stored in dolphins and sharks?

• Only in the skin cells

• Only in the reproductive cells

• In its environment

• In all of its cells

• Only in blood cells

What do all of the cell in your body have in common?

• They are the same size

• They have the same kind of genes

• They are all the same shape

• They all perform the same function

• They are all the same age

If one leaf cell in a tree contains 40 chromosomes, how many chromosomes are there in a root cell from this same tree?

• 15

• 20

• 30

• 40

• 80

Twins have the same blood type. Which of the following best explains why this happens?

• They are born together

• They have the same genes

• They are brought up in the same manner

• They develop together inside their mother's womb.

• They have the same parents

Why do complex organisms have an even number of chromosomes?

• Genes are present in even numbers

• Organisms get one chromosome from each parent

• Organisms are made up of an even number of cells

• It is just by chance

• it is just by luck.

A rancher crossed an angus bull with a Holstein cow to produce a mixed breed. The calf will most likely resemble _______

• the father

• the mother

• Both father an mother

• Neither the father or the mother.

• the grandparents

A cat inherits genes for fur color from which of the following?

• From the mother

• From the father

• From surrounding cats

• From both parents

• From neither parents

What is the correct sequence of structures from largest to smallest?

• Organism Chromosomes, Gene, DNA, Nucleus, Cell

• Organism, Cell, Nucleus, Chromosomes, DNA, Genes

• DNA, Gene, Nucleus, Chromosome, Cell

• Gene, DNA, Chromosomes, Nucleus, Cell

• Gene Nucleus, DNA, Chromosome, Cell

Both a cactus and a sloth have 21 chromosomes but they look very different. Which of the following best explains why they do not look the same?

• They belong to different kingdoms

• They have a different number of cells

• They have different life cycles

• They have different genes

• They are different sizes