20 in each gamete, 40 in the embryo 40 in each gamete, 80 in the embryo 10 in each gamete, 20 in the embryo 5 in each gamete, 10 in the embryo

Q: How does the sexual life cycle increase the genetic variation in a species? By allowing…

A: The somatic cells of the body are divided by the Mitosis whereas the germ cells like egg and sperm…

Q: A 4n=24 organism undergoes meiosis and produces four gametes. What is the ploidy and chromosome…

A: In meiosis chromosome number in gametes are reduced to half of their parent cells.

Q: why must sexually reproducing organisms use both processes of mitosis and meiosis, while asexually…

A: Mitosis is an equational cell division in which diploid parent cells give rise to two identical…

Q: How is it that the embryo sacs of some apomictic species look normal but contain diploid cells?

A: Apomictic species are the ones that undergo asexual production of a seed from the ovule's maternal…

Q: Make a simple sketch of meiosis in a diploid germ cell that has one pair of homologous chromosomes.…

A: BASIC INFORMATION  MEIOSIS  It takes place in germ cells that is the sperm or in egg cells. In this…

Q: What is the main reason for meiosis in animals? What is the main reason for mitosis in animals?

A: The process that allows a cell to divide into two or more daughter cells is called cell division. It…

Q: In C. elegans there are two sexes: hermaphrodite and male. Sex is determined by the ratio of X…

A: Loss-of-function tra-1 or tra-2 alleles cause male development in XX individuals, suggesting that…

Q: but, luckily, scientists develop a way for women to produce babies by virgin birth. Meiocytes are…

A: The process of conversion of meiocytes directly into zygote, without undergoing meiosis, is known as…

Q: A diploid fruitfy has 8 chromosomes. How many total chromosomes would be found in a monoploid fly?

A: A diploid fruitfy has 8 chromosomes.  It means that Diploid cells always have an even number of…

Q: What would be the result from a nondisjunction of chromosome 21 in a zygote that is 46,XY? Explain…

A: In genetics, nondisjunction refers to chromosomes or sister chromatids that do not separate properly…

Q: Illustration of stages in Meiosis 1 with 10 chromosomes, explain briefly

A: Meiosis is the cell division process that involves division of a diploid (2n) mother cell and…

Q: How is it that the embryo sacs of some apomictic species look normal but contain diploid cells?

A: Reproduction is the process by which an organism creates more of its own progeny. Reproduction is…

Q: The given picture is a homologous chromosome pair that shows this behavior pachytene: a. what is…

A: Cell division is the process of division of cell into daughter cell. Generally cell divides by the…

Q: Why is parthenogenesis in bees considered to be a form of asexual reproduction? Select one: a. The…

A: The parthenogenesis word is derived from Greek word and it simply means virgin birth.  An…

Q: A mouse sperm cells has the genotype a b c d e it fertilizes an egg with the genotype a b c d e a.…

A: The combination of genetic material from a sperm and an egg during fertilization is an important…

Q: Which of the following ploidies would lead to infertility Tetraploid triploid diplodi A and C 

A: ù describes the condition when there is a presence of more than two sets of chromosomes in the…

Q: Ovums (female egg cells), can undergo meiosis improperly leading to incorrect segregation of…

A: Cells with chromosome segregation defects that escape apoptosis produce progeny with altered…

Q: Which is NOT true of meiosis?

A: Meiosis is a kind of cell division which results in the production of four haploid daughter cells…

Q: Contrast the genetic content and the origin of sister versus nonsisterchromatids during their…

A: Chromatids are half of the copied chromosomes joined together at the center known as centromeres.…

Q: Seed plants have the remarkable ability to bring male and female gametes together when conditions…

A: Seed plants have the remarkable ability to bring male and female gametes together

Q: Why is it important for a gamete to be haploid?     to prevent chromosome number from doubling…

A: The correct answer is option (a) prevention of doubling of chromosome number after fertilization.…

Q: If gametes in a diploid organism were diploid, what would be the result? Group of answer choices The…

A: A zygote is the product of the combination of a sperm cell and an egg cell, also known as a…

Q: A diploid cell in a Canadian beaver will have 20 pairs of homologous chromosomes. Which of the…

A: A haploid gamete contains half the number of chromosomes as a diploid cell. In this case, a diploid…

Q: Describe the aneuploidy conditions in humans

A: Aneuploidy is a genetic disorder in which number of chromosomes either increase or decrease than the…

Q: What kinds of cells would the haploid cells be if meiosis were occurring in a plant? in an animal?

A: In plants Meiosis creates a multicellular haploid organism  called a gametophyte,which in somr…

Q: What is the difference between haploid and diploid cells? Are yourskin cells haploid or diploid?…

A: In cytology, cell division is proceeding with the parental cells which divide into two daughter…

Q: In what stage(s) of meiosis do events leading to genetic variation occur? I Prophase I II Prophase…

A: Genetic variation refers to the differences that exist between individuals in a population due to…

Q: A diploid, somatic cell from an organism has 6 chromosomes. How many chromosomes would be in a…

A: Introduction A somatic cell, also known as a vegetal cell, is any biological cell other than a…

Q: The chromosome number in meiocyte of butterfly is 380. Find out the chromosome number in gamete?

A: Introduction: Chromosomes are the thread-like structures found in the nucleus that transmit genetic…

Q: In general, mammalian sperm are viable even if they are aneuploid, but pollen grains (a.k.a. “plant…

A: Sperm is the microscopic, elongated haploid motile male gamete or also called as paternal gemate.…

Q: Select all the features of meiosis that are true.

A: The features of meiosis includes : DNA is replicated in S phase. Nuclear envelope dissolves.…

Q: If gametes had the same number of chromosomes as body cells, and an organism had 24 chromosomes in…

A: Gametes are formed by the meiotic division, where chromosome number is reduced to half. Meiosis is…

Q: A female snail hasoffspring that all coil to the right. What are the possible genotypes ofthis…

A: The maternal effect refers to the phenotype of offspring that are controlled by some nuclear factors…

Q: Meiosis, oh meiosis, let me tell you what it means. It's a special kind of cell division with some…

A: Meiosis is a type of cell division that occurs in sexually reproducing organisms, which involves the…

Q: A cactus species is 4n = 24. What are its gametes? O 2n = 12 On = 12 O 4n = 6 O 2n = 6 O 4n = 12 On=…

A: Gamete  A gamete is a sex cell, a haploid egg or sperm. It is one of the differentiated cells that…

Q: A liver cell in a crocodile contains 32 chromosomes. Which of the following correctly shows the…

A: Introduction: The thread-like components known as chromosomes are found in the nucleus of both…

Q: Polyploid organisms of a normally diploid species are often sterile because: tetraploids are not…

A: Polyploid organisms of a normally diploid species are often sterile because when they undergo…

Q: Given that the first division of the zygote divides the embryo into the future right and left halves…

A: Introduction Mitosis Is A Nuclear Division Process That Occurs In Eukaryotic Cells When A Parent…

Q: four gametes are produced from a single meiotic division. The number of chromosomes present in…

A: Genetic linkage is a study which shows us the  genes or alleles which are close to each other on a…

Q: 1. Examine the image below. M M G2 G1 Go Match the phase from the cell cycle in the column on the…

A: Hello you have asked multiple questions we will be able to answer only first question for rest…

Q: Figure 7.2 If a mutation occurs so that a fungus is no longer able to produce a minus mating type,…

A: Fungi is a kingdom of eukaryotic organisms that include microbes like yeast and molds and differ…

Q: Suppose that you found a species S. ambivala that is closely related to S. latifolia, such that they…

A: Sex determination in plants: females are denoted by XX males are denoted by XY The structure of Y…

Q: Where is the specific location in an animal where cells are undergoing Meiosis?

A: Meiosis is process of cell division. During meiosis process cell divides into four daughter cells…

Q: Triploidy is the presence of three sets of chromosomes in a cell.Although rare, triploidy does occur…

A: Humans are diploid; normal human somatic cells are diploid, i.e., have two sets of chromosomes. This…