MS LS1 8

The gene providing an ability to roll the tongue overshadows the gene that cannot. The tongue-rolling gene is…

• codominant

• dominant

• recessive

• incomplete

The human genome consists of __ chromosomes that are arranged into __ pairs.

• 12; 20

• 20; 12

• 23; 46

• 46; 23

Tags

NGSS.HS-LS3-1

Genes from the mother’s side are called __.

• paternal

• fraternal

• maternal

• external

Genes from the father’s side are called __.

• paternal

• fraternal

• maternal

• external

Tags

NGSS.HS-LS3-1

Wolves are majestic canine mammals. Normal coat color (N) is dominant to black coat color (n) and brown eyes (B) are dominant to blue eyes (b). A wolf with a black coat and blue eyes describes its…

• prototype

• genotype

• karyotype

• phenotype

Thomas Hunt Morgan worked with __ that displayed red and white (mutation) eyes. His studies led him to describe X-linkage in chromosomes.​

• fruit flies (Drosophila melanogaster)

• vervet monkeys (Chlorocebus pygerythrus)

• roundworms (C. elegans)

• mice (Mus musculus)

Which is not true about the diagram?

• squares represent males

• shaded forms are negative for the trait

• birth order is from left to right

• circles represent females

Tags

NGSS.HS-LS3-1

Which of the following statements is true about cells in living organisms?

• All living things are made of only one type of cell.

• Living things can be made of one cell or many different types of cells.

• Cells are not the basic unit of life.

• Only plants are made of cells.

Tags

NGSS.MS-LS1-1

What is the primary function of the cell membrane?

• To produce energy for the cell.

• To control what enters and leaves the cell.

• To store genetic information.

• To synthesize proteins.

Tags

NGSS.MS-LS1-2

Which of the following best describes how the human body is organized?

• The body is a single system with no subsystems.

• The body is a system of interacting subsystems composed of groups of cells.

• The body is composed of random collections of cells.

• The body is a system with no interaction between its parts.

Tags

NGSS.MS-LS1-3