Biology Genetics

Dominant alleles are represented by

• Capital letter

• lowercase letters

What phase of mitosis is pictured?

• Metaphase

• Telophase

• Prophase

• Anaphase

Tags

NGSS.HS-LS1-4

This image shows chromosomes during Prophase 1. Which of the following correctly describes the process shown?

• segregation of sister chromatids

• condensation and segregation of alleles

• mutationin which the DNA content of the gene is altered

• crossing - over in which alleles are exchanged

An allele that is fully expressed when carried by only one of a pair of homologous chromosomes

• Recessive trait

• Heredity

• Dominant

• Mitosis

Tags

NGSS.HS-LS3-1

Pigeons have Chromosomes.

• True

• False

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

After MEIOSIS the daughter cells will contain ____ chromosomes if the original cell contained 80.

• 78

• 40

• 23

• 46

phenotype is

• the genetic makeup

• the trait you see

• a photograph

• is a type of pheno

Many of our traits can come from both our ______ and ______

• Brain and Liver

• Nucleus and Mitochondria

• Mom and Dad

• DNA and Environment

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What did Rosalind Franklin contribute to the history of DNA?

• She made a model of DNA

• She used X-ray crystallography to take a photograph of DNA

• She died of cancer at 37

• She stole the photo of DNA

Cell parts that build proteins according to the DNA code

• Mitochondria

• Chloroplast

• Nucleus

• Ribosomes

Tags

NGSS.HS-LS1-1