DNA, Genes, Chromosomes

All humans have the same genes arranged in the same order. However, changes in the sequence of ______________ code for different proteins, making each person unique.

• amino acids

• phosphates

• sugars

• base pairs

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-2

Justin and his dad both have a "widow's peak".

Justify how Justin and his dad are able to have the same hairline characteristic by choosing a word from the words in parenthesis for each blank to complete the sentence below.

Justin’s trait for hair line was most likely inherited due to _______________(Choose one ...chromosomes, DNA strands, a base pair, a specific gene)

found on the _______________ (Choose one...DNA strands, base pairs, specific genes, chromosomes) he inherited from his father.

• a base pair, DNA strands

• chromosomes, specific genes

• DNA strands, specific genes

• a specific gene, chromosomes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Humans have two chromosomes responsible for determining biological sex: the X and Y chromosomes. A common gene for color blindness is found on the X chromosome. If a human expresses the recessive copy of the gene, that person will be color blind.

Choose a word for each blank to complete the sentence below.

It is more likely that a ___________ (Choose one...male, female) will be color blind because this sex receives____________ (Choose one… one, two) X chromosome(s).

• male, one

• male, two

• female, one

• female, two

Tags

NGSS.HS-LS3-1

Choose a word from the words inside the parenthesis for each blank to complete the sentences below.

In animal and plant cells, unique genetic information is created by chromosome _____________

(Choose one... duplication, recombination, recycling, variation).

This occurs exclusively in ___________(Choose one...mitosis, meiosis).

• duplication, mitosis

• duplication, meiosis

• variation, meiosis

• recombination, meiosis

Tags

NGSS.HS-LS3-2