Match the following: Gastrulation Organogenesis Blastula formation Formation of organs Gamete formation Three germ layers are formed Union of sperm and egg

Q: Which pair of amino acids is charged, polar, and has an amino group on its side chain? a)K, R b)N,…

A: Amino acids:- it is usually acts as building block of peptides and proteins. But, a lot of amino…

Q: Three risk factors of cancer.

A: Introduction  A group of diseases known as cancer involve abnormal cell proliferation and have the…

Q: This type of cell transport happens during secretion of hormones, neurotransmitters and digestive…

A: Introduction  Cell transports are the movement of a material through the cell membrane. The chemical…

Q: 1. Using a Venn diagram, illustrate the similarities and differences of Indigenous Science and…

A: The goal of science is to study for the sake of learning, but technology aims to create objects that…

Q: This type of cell transport requires energy (ATP) and moves substances from low to high…

A: Active Transport When a solute moves in accordance with osmotic , concentration or the electrical…

Q: Pasteur used an S-necked flasks to disprove spontaneous generation. Explain the experiments that…

A: Spontaneous generation is a hypothesised theory that attempted to explain the origin of life…

Q: Which of these activities, that results in energy expenditure, makes up the greater portion of…

A: Introduction  In the body, energy is used in a variety of ways. To carry out vital tasks such…

Q: Please answer fast a.) define each of the roles of muscles (agonist, antagonist, synerist) and…

A: We need muscles to perform our daily tasks. When we exercise, our muscles burn available food for…

Q: Write a note on fat soluble vitamins

A: Introduction  A vitamin is an organic substance that is required in trace levels for good nutrition…

Q: Enzyme activity is an important characteristic of enzymes, and its units are moles (M) or milimoles…

A: 2. When substrate concentration ranged from 0 to 20 mM the enzyme activity surged exponentially from…

Q: Which group (Population A that stayed in the flat territory or Population B that moved to the rocky…

A: Genes are the hereditary units that control specific traits, different versions of these genes are…

Q: The following are the conditions that determines the direction of ions as it pass through the…

A: Transport channel  The channel by which the molecules are transported across the membrane.

Q: Your cynical best friend says, “Who cares if one out of every two species of amphibian goes extinct?…

A: Introduction :  The variety of life forms is referred to as biodiversity. It is a term that is…

Q: This type of cell transport happens during secretion of hormones, neurotransmitters and digestive…

A: Introduction: Substances travel through the cell membrane during cell transports.The cells allow the…

Q: Which three proteins participate in movement of vesicles from the plasma membrane toward the…

A: Transport of macromolecules through vesicles:-  large molecules usually internalised by plasma…

Q: Questions:   a) what nerve will cause the palsy and why?   b) what question would you ask after…

A: Given information  The patient complains of having a headache and dropping of facial muscles.…

Q: What for lamb bones change the most and the least?

A: Explanation: This is due to the fact that the bones that are utilized more frequently are subjected…

Q: Two goats are mated together. One is tall and brown and of unknown genotype. The other is a short…

A: Introduction :  A test cross is defined as a cross which is used to test whether an individual is…

Q: Upper Intertidal Zone Lower Intertidal Zone Balanus balonoides Chthamalus stellatus The diagram…

A: Introduction  The area that is above water at low tide and below water at high tide is referred to…

Q: B. There is another way to represent inheritance and that is using a Pedigree Chart to see how the…

A: Haemophilia is a disorder in which blood cannot clot after external or internal injury. Sometimes…

Q: Which of the following statements is TRUE about phospholipids? The hydrophobic fatty acid tails on…

A: A phospholipid is a type of lipid molecule that is the main component of the cell membrane.

Q: Which of the following subcellular structures facilitates intracellular transport?

A: The research of structure and function of cells is known as cell biology, and it is based on the…

Q: cientists used a Rat6-Raf transformed cell line for the anchorage-independent growth control…

A: The Rat6-Raf cell line is a transformed cell line that contains an activated form of Raf. In this…

Q: skin color

A: Skin color: Skin color is determined by the pigment called Melanin even other things are also…

Q: algal photosynthesis

A: Photosynthesis: It is defined as the process of   conversion of light energy to chemical energy…

Q: xplain how the following affect membrane fluidity: – Level of phospholipid tail saturation – Level…

A: A plasma membrane is a selectively permeable membrane. It is made up of phospholipids, proteins and…

Q: QUESTION 25 Regarding hemorrhage, the epidural space is a subarachnoid space is a space. space, the…

A: Introduction: The meninges are a group of three membrane layers that cover the brain and spinal…

Q: Besides heat shock method, elaborate another procedure commonly used for transformation cell. of a…

A: CaCl2 transformation method Competent cells are the bacterial cells(host)  that can accept…

Q: This specialized channel proteins facilitates water transport through osmosis. Spectrins Aquaporins…

A: In facilitated diffusion, the movement of solutes happens via transport proteins that span the…

Q: Basic characterization of microorganisms found in gochujang.

A: Gochujang is a food item (paste) native to Korea. It is made by fermenting soybeans, rice and hot…

Q: How does bulk transport of molecules governed in a eukaryotic cell?

A: Bulk transport mechanisms are required in cells to move large particles (or large quantities of…

Q: Which of the following statements is NOT TRUE about membrane transport? to facilitate movement of…

A: Introduction  The term "membrane transport" refers to a group of systems that control the movement…

Q: O Biological O Phenetic Phylogenetic Parasympathetic 60 00 100 Blaypis (OUTGROUP) A beaver Dam, AZ…

A: Introduction  A phylogenetic tree is a branching diagram or tree that depicts the relationships that…

Q: One of your classmates performed a gram stain on Pseudomonas aeruginosa and found variable gram…

A: The "cell wall of Gram-positive" bacteria is mostly composed of peptidoglycan layers that form a…

Q: Define and give an example of coevolution.

A: Evolution is the process of change in heritable traits of biological organisms over successive…

Q: Why can the Chelex solution extract DNA in just one step?

A: Introduction The principle of Chelex extraction prevents DNA degradation from the degradative…

Q: How does bulk transport of molecules governed in a eukaryotic cell? by active transport by…

A: Bulk Transport Across Cell Membranes Bulk transport inwards as well as outwards occurs across the…

Q: Which factor sets the upper limit of Chthamalus' realized range in the intertidal zone? O Ability to…

A: Introduction :- The area that is above water at low tide and below water at high tide is referred to…

Q: ies ine Blaypis (OUTGROUP) A-beaver Dam, AZ B-Twentynine Palms, CA C-Hanksville, UT -D-Chilchinbito,…

A: Introduction :  A species is a group of organisms made up of similar individuals that are capable of…

Q: Why is it important for the sperm in internally fertilizing animals to undergo acrosome reaction at…

A: The acrosome reaction that occurs after sperm capacitation, is an exocytotic event induced by a Ca++…

Q: A DNA fragment was sequenced; however, the scatter-brained professor lost track of the direction of…

A: DNA stands for Deoxyribonucleic acid which is a long double helical tread-like structure. A single…

Q: 70203 52000 CHIRAGRA SPIDER CONCH Harpago chiragra Linnaeus 1758 49+0

A: Introduction Characteristics of Mollusca are- 1. They are triploblastic. 2. They are bilaterally…

Q: Recommended Weight Limit (RWL) is a load value that most healthy people could lift for a substantial…

A: Within the NIOSH lifting equation, a recommended weight limit (RWL) is a measure used to specify the…

Q: Sickle cell anemia affects red blood cells by causing them to delivered efficiently to all parts of…

A: Red blood cells are present in the plasma of blood. The blood is a specialised connective tissue. It…

Q: Simple diffusion is defined as the movement of

A: Membrane transport mechanism is a phenomenon which determines how the molecules are transported…

Q: Which of the following would be a properly identified and acceptable specimen? 1. needle biopsy…

A: The properly identified and acceptable specimen may include:  needle biopsy with patient's medical…

Q: A diploid species has 3 pairs of chromosomes in its somatic cells. In males, the first pair is large…

A: According to the position of centromere present chromosomes can be of different shapes such as…

Q: A. Let us see if you can help Draky, who traveled from home to his work using bicycle, but has been…

A: The Blood group follows a codominant mode of inheritance where both alleles show their effect…

Q: Reason why capsule is very important to microorganism?

A: Capsules are the outmost structures of bacterial and fungal cells. It is a polysaccharide layer that…

Q: About _____% of the variance between physical activity levels in humans is due to genetic variation.…

A: Taking care of fitness immediately allows us to be productive and provides us stamina and…