Spring Semester Exam Review PAP Biology ----mrs. Adams

Question 1 What are the chances that the offspring will show (phenotype) both dominate traits? 100%

Questions 2 What condition does the person with this karyotype have? Down syndrome

Question 3 What is the condition this person has when the fifth chromosome is incomplete? Cri-du-chat

Question 3 What term would be used to identify the specimen to the right? How do you know? Virus…..protein coat

Question 4 What is this specimen? How do you know? Bacteria….definite shape, cell wall, no organelles

Question 5 What type of specimen is this? Plant cell…chloroplast, cell wall, multicellular

Question 6 What type of specimen is this ? Virus….

Question 7 When reading a scientific name….which name the first or last determines relationship? First Example: Esox americanus

Question 8 What is occurring in the genetic information to the right? Replication

Question 9 What is occurring where the green arrow is pointing? Transcription

Question 10 What is occurring where the green arrow is pointing? Translation

Question 11 Which chromosome pair determines sex of person? 23 pair Does this person have a normal karyotype? No…they have Klinefelter’s syndrome

Question 12 What type of mutation will affect the offspring of a person….one that occurs during mitosis or meiosis? Why? Meiosis ….a person will only pass on mutations that occur in gametes… gametes are produced in meiosis and passed on to a person’s offspring

Question 13 What is the significance of crossing-over in meiosis? Genetic variation

Question 14 If yellow (Y) is dominant for seed color and green (y) is recessive then what are the possible genotypes of the offspring if one parent is homozygous recessive and the other parent is heterozygous? What would be the genotype ratio? Yy and yy; 1:1

Question 15 Survival of the fittest is a phrase often used to describe what? Does fit always mean strength? Natural selection; no…it means the organisms with the best trait for survival

Question 16 Which plant structure transports water? What about sugars? Xylem; phloem

Question 17 Auxin (plant hormone) moves to the darker side of a plant shoot promoting elongation of cells on one side. This response is known as …… Phototropism

Question 18 What is the most effective way to ensure that you do not get a viral infections such as the flu? Vaccine

Question 19 Why does a virus have to invade a host cell? Reproduction

Question 20 Why is HIV/AIDS such a viral infection? It weakens the immune system which is responsible for protecting our body from disease.

Question 21 Felis domesticus What is the first name of this organism called? The second? Genus; species

Question 22 What is the purpose of taxonomy? To identify and organize organism to make it easier for humans to learn and communicate.

Question 23 Are mutations harmful, helpful, or neutral? They can be all of the above depending on the mutation and the circumstance.

Question 24 What is going to determine cell differentiation in an embryo? DNA

Question 25 What is the purpose of DNA? What does it hold the directions for? The production of proteins

Question 26 How is the virus to the right reproducing? Lytic cycle

Question 27 Which kingdoms have eukaryotic cells? Protista, fungi, plantae, and animalia

Question 29 What type of cell do the bacteria kingdoms have? Prokaryotic

Question 30 Which kingdoms are known decomposers? Bacteria and Fungi