Describe external fertilization  process of sea urchin egg with diagram

Q: Match each protein/factor to the role it plays 30S subunit [ Choose ] 50S subunit [ Choose ] IF-1 (I...

A: Initiation factors (IF) are proteins that bind to the smaller ribosomal subunit that helps to initia...

Q: Match A, B, C, D and E as the following: -Cortex -Xylem -Endodermis -Epidermis -Phloem

A: Higher plants contain a complex of conducting tissues (xylem and phloem), various dermal layers (epi...

Q: uestion In a dsDNA, a pyrimidine in one chain is always paired with a purine on the other chain beca...

A: The DNA is the genetic material present in the cell. 

Q: Define aerobic and anaerobic metabolism. What happens when there is insufficient oxygen? Make sure t...

A: Answer 

Q: swer the following questions based on a coal miner who has developed tensive and severe scar tissue ...

A: Hemoglobin is a protein which is present in the blood and it is important for the transport of oxyge...

Q: Q3 W2 Written Work 2: Concept Мар Released in response to estrogen Released in response to GnRH Comp...

A: Gonadotropin:    Gonadotropins are glycoprotein hormones released by the anterior pituitary's gonado...

Q: D C A OODDOG 000

A: Introduction:- Monocotyledon plants are those that have only one cotyledon in the seed. A monocotyle...

Q: If cells are infected with a vesicular stomatitis virus (VSV) strain in which a viral gene (VSVG) is...

A: VSV (Vesicular Stomatitis Virus) is a single-stranded RNA virus belonging to the rhabdoviridae famil...

Q: How might your life and the lives of any children orgrandchildren you might have be affected if huma...

A: Human-caused changes in the water cycle have a significant impact on the concept of a sustainable fu...

Q: There is no information about the function of this gene. What would you do to obtain the cDNA for th...

A: NOTE-  Since you have asked a question that contains multiple parts So keeping a note as per our com...

Q: The following statements best describe the RNA structure EXCEPT

A: The correct option is B. They are double-stranded because many bases are complementary to each other...

Q: Which conditions would you use if you wished to isolate protein d from the cell membrane? lonic inte...

A: Biological membranes are composed of lipid bilayers and proteins.

Q: There are no advantages to asexual reproduction

A: Asexual reproduction - in this process of reproduction there is no need of fusion of gametes .in thi...

Q: The proteins and other substances that bind to the DNA rely mostly on non-covalent interaction to de...

A: This statement is true. The proteins binds to DNA are of two types the histone and the non histone p...

Q: why can cells not convert from protein into RNA?

A:

Q: Hyetograph - moving average - mass curve of rainfall point rainfall

A: NOTE: keeping a note as per our company guidelines we are supposed to answer only the first 3 sub-pa...

Q: Questions and Problems: Show your solutions. 1. A man and a woman got married and decided to have 5 ...

A: Probability can be calculated by dividing  the number of events by the number of possible outcomes.T...

Q: Which of the following represents an example of a proteoglycan? attachment of several molecules of h...

A: Glycosaminoglycans (GAGs) are covalently bonded to the core proteins to produce proteoglycans (mucop...

Q: Based on the products of alcohol fermentation. In which molecule does most of the energy from glucos...

A: The term fermentation is associated with a chemical process that results in breaking down of sugar i...

Q: A unique 5'CCA terminal sequence is found in all RNAS to be able to carry the correct amino acid to ...

A: The secondary structure of tRNA has a clover leaf appearance with three hairpin loops. The main cons...

Q: 1. Add the following labels to the diagram on the right: kidney, urinary bladder, urethra, ureter, r...

A: In vertebrate, the kidneys are two dark red bean-shaped structures. They are found on the left and r...

Q: Auxin in the cytoplasm is in the [ Select ] form. It exits through the membrane through [ Select ] I...

A: Auxin in the cytoplasm is in the charge form. It exits through the membrane through cotransporters. ...

Q: Which of the following are shown on this diagram? 1. inheritance of traits 2. effect of the environm...

A:

Q: Question 12 Repulsion between phosphate groups keeps the strands a uniform distance apart.

A: Deoxyribonucleic acid (DNA) is a polymer made up of two polynucleotide chains that coil around each ...

Q: 4. What makes the genetic modification of corn and bacterial cells similar to each other?

A: Genetic Modification : Genetic modification also called Genetic engineering, or genetic manipulation...

Q: Cartilage-matrix proteoglycan has all of the following properties EXCEPT: O contains both N-linked a...

A: proteoglycan is composed of a protein with long chains of repeating disaccharide units termed glycos...

Q: 5. Claims for any medical device do not need to be supported by data for commercialization. A. True ...

A: Answer :-  5 :- True. Because , Claims for a managed item are the guarantee to the client for its pr...

Q: Question 18 Which of the following holds together the complementary bases in the DNA and in the seco...

A: The complementary bases in the DNA structure are bind together with the help of hydrogen bonds , the...

Q: The bonds linking bases and sugars are covalent. A) True B False

A: DNA and RNA are nucleic acids which are polymers formed by monomeric subunits called nucleotides. A ...

Q: 4. Bryozoan and Hydroid polyps share several apparent similarities with each other when it comes to ...

A: Bryozoa phylum comprises moss animals that are generally found in colonies and are referred to as co...

Q: 4) A DNA sample was obtained from a new species of a rabbit. For further investigations, 5.0 mL of t...

A: The dilution factor is the number of times the solution has been diluted. In this case, the solution...

Q: Explain the wingless and hedgehog feedback mechanism that is used to pattern the fly embryo.

A: ANSWER;-The wingless & hedgehog that is used to pattern the fly embryo. Wingless:- Its earliest ...

Q: ALL A ZOOLOGIST SPECIALIZIN

A:

Q: Explain the differences between Brightfield, Darkfield, and Phase-Contrast Microscopy.

A: * Here are some differences between bright field microscopy darkfield miccroscopy and phase contrast...

Q: Genetic Recombination is a significant contributor to population variation. In 100-250 words, explai...

A:  Recombination *Th e flow of  genes from one generation to the next generation is called heredity. *...

Q: Scientific Thought: "In evolutionary relationships using the evidences of evolution, the more closel...

A: DNA is the blueprint of life. DNA synthesizes RNA through transcription and finally translation of p...

Q: Question 39 A double helix makes one complete turn every 10 residues (3.4nm). Therefore the distance...

A: The DNA or deoxyribonucleic acid is the double stranded molecule that is present in the nucleus of e...

Q: The gram positive bacterial cell retain the crystal violet because of the 3 layers surrounding the c...

A: The cell is a discrete entity with a clear boundary, the plasma membrane. That is, the essence of th...

Q: The genome of a pine, a gymnosperm, is analyzed for the number of genes specific for the biosynthesi...

A: Introduction: Tracheophyta are group of plants that have differentiated conducting elements in the f...

Q: The Watson and Crick model of DNA structure shows A pair bonding between bases a purine and a purine...

A: * The double helical structure of Dna was proposed by Watson and crick  * They proposed that  The D...

Q: Describe the probable root system of a crop which has been applied with frequent, light and widely s...

A: The root system is the component of the plant axis that descends (grows downward). The radicle is th...

Q: The peptidoglycan layer of Gram-negative bacteria is embedded in between the outer and inner layer o...

A: In the ecosystem, there are single cellular and multicellular organisms.  Single cellular organisms ...

Q: Draw and label  of Amphioxus, amphibian and be able to Label the following parts whenever present: a...

A: Introduction about cleavage:  The transformation of diploid zygote into the mass of cells occurs thr...

Q: Salmonella strains developed for the Ames test contain many special phenotypes that make them more u...

A: The majority of the chemicals are not mutagenic or carcinogenic, but they can be converted into muta...

Q: List several risks associated with being overweight, and with being underweight.

A: Having proper weight or having the proper Body Mass Index is important for the physiological process...

Q: Describe the African savanna and explain why itserves as an example of how differences in climatelea...

A: Savanna represents the tropical grasslands with scarce trees. 

Q: In way can our diet affect the local or global soil organic matter and soil health? Explain thorough...

A: Soil health is affected by human activities but not because of diet. 

Q: Match A, B, C and D with: - Adventitious - Fibrous - Nodulated - Tap Root

A: Root  Root is the underground part of the plant with absorb water and nutrients from soil.

Q: What are the three major risks you face from each ofthe following: (a) your lifestyle, (b) where you...

A: Introduction Lifestyle is behavior shown by the person day to day at his/her residence, workplace, o...

Q: hich of these is the negative part of the tradeoff for CAM plants?   Question 8 options:   High ra...

A: Crassulacean acid metabolism (CAM photosynthesis) is a CO2 fixation system which is originated in ce...