Semester 2 Biology Final Review

 Which sequence depicts the correct order of protein synthesis within a cell? 

• DNA → mRNA → amino acids → proteins
• DNA → amino acids → mRNA → proteins
•  DNA → mRNA → proteins → amino acids
• DNA → proteins → amino acids → mRNA

Tags

NGSS.HS-LS1-1

In DNA replication, complementary base pairing occurs between ___.

• Cytosine and uracil 
• Adenine and guanine
• Adenine and uracil
• Adenine and thymine

In a genetics lab, two heterozygous tall plants are crossed. If tall is dominant over short what are the expected phenotypic results 

• 23% tall, 72% short, 5% average
• 75% Tall 25% short
• 75% short 25% tall
• 0% tall 100% short

How many daughter cells does mitosis produce?

• 2
• 4
• 6
• 8

Tags

NGSS.HS-LS1-4

Where is DNA located?

• nucleus
• cytoplasm

List cell organization from smallest to largest.

• Organelle → Cell →Tissue → Organ → Organ System

• Organelle → Organ System → Cell →Tissue → Organ

• Organelle → Cell → Organ System→Tissue → Organ

Tags

NGSS.HS-LS1-2

Which trophic level has the MOST energy, biomass, and numbers of individuals?

• primary producers

• primary consumers

• secondary comsumers

Tags

NGSS.MS-LS2-3

Symbiotic relationship that only helps one organism, and the other is unaffected-
ex. barnacle on whale

• mutualism
• parasitism
• commensalism

As you move upward, from level to level, in an energy pyramid, energy _____.

• increases by 10%
• decreases by 10%
• stays the same
• increases exponentially

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Symbiotic relationship in which one organism is harmed while the other one benefits:

• mutualism
• commensalism
• parasitism
• niche

Tags

NGSS.MS-LS2-2