Question 7 of 10 Which of these terms best describe an urban community? Select the two correct responses. A. Tall buildings B. Well-connected to natural systems C. Open country D. High-density human population. E. Very few shops and restaurants
Alexis is trying to determine a victim's time of death. What is the LEAST effective method she can use for determining their time of death? O A О в. O C. OD. rigor mortis livor mortis algor mortis indicative acts
The structure of nucleic acids, DNA and RNA, differ in that aDNA contains a nucleotide with thymine, while RNA contains a nucleotide with uracil. bDNA's nucleotide sequence is single stranded, while RNA's nucleotide sequence is double stranded. cRNA's backbone is made up of phosphates, while DNA's backbone is made up of nitrates. dRNA contains only three different nucleotides, while DNA contains four different nucleotides.
Down's Syndrome is also called Trisomy 21 because affected people have three copies of chromosome 21. How is this possible? a In a mistake in mitosis, the fertilized egg has two copies of chromosome 21. b In a mistake in meiosis, the fertilized egg has two copies of chromosome 21. c Either the sperm cell or the egg cell has one copy of chromosome 21. d Either the sperm cell or the egg cell has two copies of chromosome 21.
If 2 cats, both having 50% white coloration, have 3 kittens, what percentage of white coloration would each of them get? If 2 other cats had 3 kittens, but this time one had 10% white coloration, and the other had 90% white coloration, what would the kittens look like now? Would it depend whether the mother is 90% and the father 10%, or the father 90% and the mother 10%, or would it not matter?
What are the differences between the lagging strand and the leading strand in the replication process? The replication process occurs from the 3` to the 5` site of the DNA molecule, because 3` is the place where a sugar is. Is this statement true or false, explain your answer. it is true because A genetic disease damages the DNA helicase of the skin cells. Explain the consequences of this disease in the replication process and the consequences in the human body.
Farmers across many centuries have used selective breeding (artificial selection) to enhance certain qualities in their crops. Which of the following qualities would most likely be selected for in breeding? a. decreased nutrient composition b. resistance to harmful pests c. decreased harvest production d. bioluminescence for attraction to fireflies
