what is cell reproduction

Q: .What type of abnormality in the sperm that fertilizes a normal egg will produce an XYY zygote? What...

A: XYY syndrome or Jacob's syndrome  . This condition 47 ( or 46Y) is seen in male .  It is not genetic...

Q: If the human population were to stabilize tomorrow and never reach 8 billion people, would that solv...

A: A community is made up of many different populations that live in the same area. Population ecology ...

Q: Lepidoptera caterpillars differ from sawfly caterpillars |by having more prolegs |by having partheno...

A: Answer 

Q: The coefficient of relatedness between a woman and her aunt (her mother's sister) is   a. one half ...

A: Coefficient of relatedness  Mean number of genes shared between two related individuals are called ...

Q: 3) In 1998 in a forest there are 300 bald eagles, 200 have dark brown head feathers, and 100 have li...

A: The frequency of various genotypes (concerning one gene) in a population of an organism can be ascer...

Q: Define the role of the Thymus in the immune system.

A: The human body is usually defined to state that they are been made up of several different systems. ...

Q: Summarize the major outcomes of glycolysis. Include what molecule it started with, what molecules ar...

A: Glycolysis, or the aerobic catabolic breakdown of glucose, produces energy in the form of ATP, NADH,...

Q: What type of evolutionary mechanisms occurs in Antibiotic Resistance and how this affect the populat...

A: Introduction:- The ability of a bacterium to tolerate the effects of an antibiotic is known as antib...

Q: One of the earliest experimental embryology experiments was conducted by Wilhelm Roux, who used a ho...

A: The formation of half of the embryo by one of the living cells supports the theory of preformation a...

Q: 3. The insurgents started moving towards the agent's tree. Carefully, the agent climbed down the tre...

A: ANSWER:  3.a. As given in the question :      Length of Snorkel tube = 2 meter=200 cm     Diameter =...

Q: Explain the functions of the integumentary system in fish.

A:

Q: Identify and discuss the major types of biodiversity found in the painting, and their effects on soc...

A: Biodiversity : Biodiversity is the shortened form of two words "biological" and "diversity". Biodive...

Q: The sequence of bases in a sample of MRNA was found to be: GGU,AAU,CCU,UU0,GUU,ACU,CAU,UGU a Deduce ...

A: mRNA is messenger RNA which is produced as a result of transcription from DNA. RNA polymerase cataly...

Q: Difference in the beaks of finches found in Galapagos Island compared to those that are found in mai...

A: Darwin observed the Galapagos finches that had a graded series of beak sizes and shapes and predicte...

Q: Q 31. Describe how the behaviour of cancerous cells differs from the normal cell?

A: Introduction We will explain how the behaviour of cancer cells differs from the normal call

Q: Compare and contrast how gas exchange is carried out in insects and humans.  How does this relate to...

A: Exchange of gas in insect is done by tracheal system.   Insects respiration is highly variable.   Me...

Q: A cell contains 4 metacentric, 4 acrocentric, and 2 submetacentric chromosomes. Under normal conditi...

A: The chromosome involved in the anomaly are identified by inserting the numbers in parentheses betwee...

Q: How is the glycerol 3-phosphate required for phosphatidate synthesis generated?

A: Phosphatidate is a necessary biomolecule because phospholipids, which are essential components of th...

Q: Identify the genus of each of the sponge in the picture

A:   Freshwater sponge, any of about 20 species of the genus Spongilla (class Demospongiae, siliceous s...

Q: Consider imaginary cubic 'cells' with sides 1, 2, 4 and 6mm. a Calculate the volume, surface area an...

A: introduction  A.From the above data we have to Calculate volume surface.area and ratio of surface. B...

Q: Q -9 Outline how the electron microscope has increased our knowledge of cell structure.

A: Electron microscopy is the technique used for obtaining high resolution images of biological and non...

Q: A derived trait ... Group of answer choices A: shares characteristics with an ancestral trait, but h...

A: Derived traits are those traits that is currently present in an organism, but was absent in the last...

Q: Create a mind map with the following items as the central topic: Fish scales

A: Fish scales are present on the outer skin of the fish, they are rigid. The inner part of a scale is ...

Q: Compare and contrast plant cell from animal cell.

A: Cell Smallest unit of living organisms that is capable of performing life functions. Cells can only...

Q: escribe the main phases of imbitio

A:

Q: what contraction happens when the wrist is in flexion while wiggling the fingers?

A: * There are three types of contractions  Concentric  Isometric Eccentric *  concentric contraction...

Q: You are investigating the inheritance of two rare conditions (A and B) in an extended family of thor...

A:

Q: How does the descent of modification occur? What are the environmental factors involve

A: Introduction:- The father of evolution was Charles Darwin. The term "evolution" refers to the change...

Q: What do empty calories represent? A. Calories that come from nonorganic sources B. Energy derived fr...

A: Introduction:- Foods and drinks that contain no significant nutrients but are high in calories are s...

Q: Identify each of the structures in the table below. Match the letters to the correct name. С. D. E. ...

A: A. Hemoglobin molecule is made up of four heme groups surrounding a globin group, forming a tetrahed...

Q: Define the term “exchange surface” and list four common features of gas-exchange organs in animals.

A: Answer

Q: Distinguish between the following pairs: a proteins and lipids in cell membranes b active transport ...

A:   From the above question we have to Distinguish between the following pairs: a proteins and lipids ...

Q: 18 Students were provided with cubes of slightly alkaline gelatine of different dimensions, containi...

A:   From the above data we have to explain  a For each block, calculate the ratio of surface area to v...

Q: If two loci are 10 cM apart, what proportion of the cells in prophase of the first meiotic division ...

A: * Given that two loci are 10cM apart (centimorgan) *Have to calculate the proportion of cells in pro...

Q: Why are the connective tissue wrappings of the skeletal muscle important? How are muscles named? Nam...

A: Muscle is the soft tissue that may be found in the majority of animals. Actin and myosin protein fil...

Q: Provide two advantages and two disadvantage of flow cytometry analysis. Briefly explain each.

A: Introduction  This technique is used to detect and measure cells physical and chemical properties.  ...

Q: Q-6 Explain the significance to organisms (plants and animals) of water as a coolant and transport m...

A:   We have to Explain the significance to organisms (plants and animals) of water as a coolant and tr...

Q: The sequence of bases in a sample of mRNA was found to be: GGU,AAU,CCU,UUU,GUU,ACU,CAU,UGU a Deduce ...

A: In this question we have to determine the sequence code of Cell DNA

Q: The figure below shows a U-shaped tube with the same level of water (green color) at both sides. Wha...

A: Diffusion is the  passive process by which movement of solvent or water molecules between two soluti...

Q: 1. If PBSKS is transformed into JM109 cells, colonies will be (able/not able) to grow in the presenc...

A: We are allowed to do only upto three subpart of a question. Please repost the undone question again....

Q: Provided with the evidences on the picture, choose which of these represents descent with modificati...

A: Natural selection as well as other factors can help these alterations get entrenched in a whole popu...

Q: Two pairs of genes (TTLL) are postulated to influence the size of corn in certain varieties with equ...

A: Given information Two pairs of genes (TTLL) influence the size of the corn. The genes have equal an...

Q: In a population the homozygous dominant individuals (AA) made up 49% of the population, while hetero...

A:

Q: 1. Based on the given RBC Histogram, answer the following questions given below: FIGURE A - NORMAL F...

A: RBC Histograms depicts the information of the distribution of particle size. It gives different curv...

Q: The four characteristics of a healthful diet are? A. Diverse, plentiful, balanced, nutrient-dense B....

A: The four characteristics of a healthful diet are:- Balanced:- A balanced diet that contains an adeq...

Q: Consider imaginary cubic 'cells' with sides 1, 2, 4 and 6mm. a Calculate the volume, surface area an...

A: *Cell with 1 mm have . Surface area 96 mm  volume - 64mm. Surface Area to volume ratio is 1.5 mm. *A...

Q: Compare mitosis from meiosis and explain their significance and applications

A:    INTRODUCTION         In the body , cell may originated from the fertilized eggs. The cell may be ...

Q: (True/False) There is no redundancy in enzymes that catalyze histone modifications, meaning that an ...

A: NOTE- Since you have posted multiple questions, we will be solving the first two questions as specif...

Q: .Q-32 Evaluate the essential safety precautions required when chlorophyll is extracted

A: liquid-liquid Extraction of photosynthetic pigment chlorophyll  . Different Solvents like diethyl et...

Q: Discuss three importnace of Archeae

A: Carl Woese gave 3 domain theory. The three domains given by him were - Archaea, Bacteria and Eukarya...

Oogenesis

The formation of the ovum (mature female gamete) from undifferentiated germ cells is called oogenesis. This process takes place in the ovaries (female gonads). Oogenesis consists of three stages known as the multiplication phase, growth phase, and maturation phase. 

Cell Division

Cell division involves the formation of new daughter cells from the parent cells. It is a part of the cell cycle that takes place in both prokaryotic and eukaryotic organisms. Cell division is required for three main reasons: