traits notes review

Michael and Ethan are discussing eye colors. What is an example of a recessive trait?

• Brown eyes

• Blue eyes

• Green eyes

• Hazel eyes

Tags

NGSS.MS-LS4-4

In a classroom experiment, Samuel and Nora are studying how certain traits are passed down in pea plants. How are recessive traits expressed in these plants?

• When one dominant allele is present

• When two recessive alleles are inherited

• When no alleles are inherited

• When one recessive allele is inherited

In Ava's biology class, they are learning about genetics. What does the term "allele" refer to in genetics?

• A type of cell

• A type of protein

• A variant form of a gene

• A type of chromosome

Tags

NGSS.MS-LS4-4

In a family where both parents have blue eyes, which is a recessive trait, what is the likely eye color of their child?

• The child will have brown eyes

• The child will have blue eyes

• The child will have both blue and brown eyes

• The child will have neither blue nor brown eyes

Tags

NGSS.MS-LS3-2

Maya and Liam are discussing genetics. Maya says, "If a trait is dominant, what does that mean about its relationship with recessive traits?" Which of the following statements is true about dominant traits?

• They are weaker than recessive traits

• They only appear if both parents pass on the recessive allele

• They overpower recessive traits

• They are hidden unless two recessive genes are present

During a class discussion, Isla mentioned several about eye color traits she noticed in her classmates. Which of the following is NOT a trait she mentioned?

• Brown eyes

• Green eyes

• Blue eyes

• Curly hair

Tags

NGSS.MS-LS4-4

In a biology class, Daniel and Abigail are learning about genetics. Which of the following is a correct statement about alleles?

• They are different forms of the same gene

• They are identical to each other

• They are unrelated to genes

• They are always harmful

Avery is studying genetics and wants to understand the role of alleles. What does the notes imply about their role?

• They determine specific traits

• They cause genetic disorders

• They are irrelevant

• They are always beneficial

Tags

NGSS.MS-LS4-4

Abigail, Anika, and Zoe are discussing eye colors. Which of the following is NOT an allele mentioned in their conversation?

• Red eyes

• Blue eyes

• Brown eyes

• Green eyes

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Mia and Ethan are studying genetics. They want to know which of the following combinations is possible for offspring from a Bb and bb parent?

• BB only

• Bb and bb

• bb only

• BB and Bb