Question 1-3. A diploid cell with a total of four chromosomes ways 12 micrograms in G1 of interphase 1. in Metaphase 1 of Meiosis the cell will contain... How many homologous pairs?(i)_ How many chromatids?_(ii)_ and What would be the weight (mass)? (iii)__ Multiple choice. Chose the one best answer, (a) (1) 0 (i) 4 (i) 12 (b) (1) 2 (i) 8 (ii) 24 (c) (1) 4 (i) 4 (i) 12 (d) (i) 4 (i) 8 (i) 24

Q: Question 20 Fruit fly embryos, show superficial cleavage, where the peripheral nuclei in a syncytial…

A: Introduction Drosophila melanogaster is a species of fly which is also known as the fruit fly, the…

Q: Question 37 DNA is duplicated during: A) anaphase B) prophase C) S phase of interphase D) telophase…

A: DNA duplication In the context of genomics, duplication is a form of mutation in which one or more…

Q: QUESTION 9 How do the two cells formed by a mitotic cell division compare to each other? O A. The…

A: The cell cycle is a series of events that takes place for cell division. It comprised of two broad…

Q: Short hair in rabbits is governed by a dominant allele gene (A) and long hair by its recessive…

A: NOTE- Since you have asked a question that has multiple parts, we will solve the first 3 parts for…

Q: How many generations are in this pedigree? What sex is the youngest child in

A: Each member in a Pedigree represent whether he is affected or not according to the inheritance…

Q: Question 7 What do the structures A and B represent ? O Non-homologous chromosomes O Sister…

A: Introduction  Chromosomes are referred to the condensed stage of chromatin fibre. Chromosomes are…

Q: Question 8 What do the structures A and D represent ? B C D O Sister chromatids O Homologous…

A: We are authorized to answer only one question at a time, since you have not mentioned which question…

Q: Question 11 Speciation is shown in the Phylogenetic Tree below. Ancestral globin gene mes Bl V…

A: Evolution of human globin genes.   Duplication of an ancestral gene about 500 million years ago.…

Q: Question 1 Review Concept 12.1 Cell Division. Match the term and its description. Each term can only…

A: The DNA is a genetic material that is present within the nucleus of eukaryotic cells. Usually the…

Q: Question:- 3. Wild type Drosophila has red eyes and gray body*. Autosomal recessive mutations sepia…

A: ANSWER- A:-

Q: QUESTION 10 Click directly on the chromosomal location named 2q22. You can click on either…

A:

Q: Question 8. A cell that has converted to a state of permanent cell cycle arrest is said to be in a…

A: The cell cycle is a process in which the cell undergoes growth and division in order to give the…

Q: Which of the following occurs during meiosis in eukaryotic spermatogonia?   A. One diploid cell…

A: Spermatogenesis is the developmental process of haploid spermatozoa or spermatid (gametes) formation…

Q: Chromosomes are said to be homologous when : 1. they carry the genes for the same traits 2. they are…

A: Chromosomes are the condensed form of the chromatin. This condensation usually takes place in the…

Q: QUESTION 23 I II III IV V VI Figure 10.2 Refer to the drawings in Figure 10.2 of a single pair of…

A: Anaphase is the stage where homologous chromosome separation starts.

Q: Question 50 Each strand of a homologous chromosome is called a: O Sister Chromatid O Chromatin O…

A: Chromatin - less condensed Chromosome - highly condensed Chromatin - Complex of DNA and proteins

Q: What occurs during metaphase phase of mitosis?

A: The M phase or Mitosis phases are the most dramatic period of the cell cycleinvolving major…

Q: QUESTION 34 Dynosaur inhibits the attachment of the microtubule motor protein dynein to…

A: Cell division is the process by which a cell grows and divides into two daughter cells. It is…

Q: Question 5. DNA replication and the production of additional histones occur during what part of the…

A: DNA replication and histone production during the cell cycle.

Q: Question 3: A woman suffers from albinism and is also a carrier for haemophilia. Draw a well-…

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Q: Question 12 Using the following human pedigree, determine which of the following indivduals…

A: Alleles are the alternative forms of a gene that are located on the same locus of a homologous…

Q: QUESTION 10 Which of the following is not considered part of the cell cycle. Go G1 G2 S-phase…

A: The cell cycle: It has 4 phases. G1-phase is the first growth phase. S-phase is the phase where DNA…

Q: Question 7 Review exceptions to Mendelian inheritance. Match the term and its description. Each term…

A: Introduction :- Mendelian inheritance pattern is based on the principle of dominant and…

Q: QUESTION 6 Each meiosis results in usable eggs in females and usable sperm in males. O A. 1; 1 ОВ 4,…

A: Meiosis is a cell division used to produce gametes (sperm or egg cells), in sexually reproducing…

Q: Question three: Chi square You mate wildtype (ete ) with ebony ( ee), after more than a month you…

A: The phenotypic ratio in F2 generation of a monohybrid cross will produce 3:1 ratio. The chi-square…

Q: QUESTION 5 For an animal with a diploid genome that contains 36 pg of DNA, the nucleus of a somatic…

A: Cell cycle is the sequence of events taking place for the development and the growth of cell leading…

Q: ____________________ Nuclear envelope disappears and chromosomes condense _____________________…

A: Hi, Thanks For Your Question.  1. Why is it critical that cells are able to go through mitosis?…

Q: QUESTION 5 Bob's hand was exposed to X-rays. A gene in a skin cell of his hand was mutated. This…

A: DNA (deoxyribonucleic acid) present in a cell carries genetic information that directs gene…

Q: Question 6: If individuals IV-4 and IV-5 mate and have a child, what is the probability that the…

A: There can be any of the following pattern disease transmission: - X linked dominant X linked…

Q: Question 3 Review 12.1 Cell division. Match the term and its description. Each term can only be used…

A: The fundamental and active biological process by which a parent cell after replication of its…

Q: Question GROUP A: Genetics Problems 1. In humans, six fingers (F) is the dominant trait; five…

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Q: QUESTION 17 this is the duration of time it takes for cells to double in number in a culture where…

A: Cell division is the process by which a parent cell divides into the two or more daughter cells.…

Q: 1. In onions, male sterility is due to the interaction of a chromosomal allele pair hh and “sterile”…

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Q: QUESTION 13 The phenomenon by which an allele containing a deletion in a tumor suppressor gene…

A: Introduction :- A tumour suppressor gene produces a protein that controls cell division by…

Q: Under what situation would you expect haplotype frequencies to remain unchanged from one generation…

A: A haplotype is a collection of alleles from many markers passed down from one parent.

Q: Question 6 What do the structures A and B represent ? Non-homologous chromosomes O Homologous…

A: We are authorized to answer only one question at a time, since you have not mentioned which question…

Q: QUESTION 31 You are a new PhD student in the lab of Dr. Adenine and start noticing that many of the…

A: Cell cycle is a process in which the cell divides into daughter cells. cell cycle comprises of the…

Q: Approximately what percentage of the cell cycle time does a cell spend in interphase?   Question…

A: Cell division is a very important process in all living organisms. During this process, replication…

Q: Question 2 A chromosome contains O gene O DNA O gene and DNA

A: A chromosome contains DNA . The DNA molecule is packaged into thread-like structures called…

Q: Question 5 Review meiosis. This is a multiple answers question. Which statement is true about the…

A: Answer : option 3 is right option (in anaphase  1, pairs of homologous chromosomes separate). All…

Q: QUESTION 1 If plant cells had the following % of their cells in these stages of mitotic cell…

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Q: Question 15 - 16 In dragons, green body color (G) is dominant to purple body color (g) and Red eye…

A: Recombination frequency is the ammount of linkage crossover during meiosis and tells us about how…

Q: In a series of crosses involving pea plants that have round or wrinkled seeds (round is dominant to…

A: Hi! Thank you for the questions. As you have posted a question with multiple subparts, I will be…

Q: QUESTION 16 Independent assortment of chromosomes is a result of: The random and independent way in…

A: Independent assortment is one of the mendelian law. Mendle's law of Independent assortment occurs in…

Q: QUESTION 7 Match the stage of mitotic cell division with its description. chromosomes line up in the…

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Q: QUESTION 8 What is the rate-limiting step in the assembly of both microtubules and actin…

A: A cell is the smallest structural unit of an organism capable of autonomous functioning, consisting…

Q: ¥ Question Completion Status: QUESTION 1 For a species with four pairs of chromosomes, chromosome…

A: INTRODUCTION Meiosis This is a type of cell division that occurs in the gametes. This is a…

Q: Question 7 CELL CYCLE G1 G2 GO e In the cell cycle, wher DNA replication is completed, the cell…

A: Eukaryotic cells follows a cyclical events that is known as cell cycle. It is an orderly sequence of…

Q: Question 9 Cystic fibrosis is caused by the allele f, which is completely recessive to the normal…

A: Cystic fibrosis is an autosomal recessive disorder and the disease affects individuals only if he or…

Immune Disorders

The collaboration between the cells and proteins that work together as a defense system against infection comprises the immune system.Each of them performs a variety of tasks to recognize and/or react against a foreign body.