The "heart" of an insect, is located in the [blank] and is known more technically as the [blank]: a) head, ventricle b) abdomen, dorsal aorta c) thorax, dorsal aorta d) thorax, ventricle e) abdomen, ventricle

Q: To determine: The way in which invasive species contributes to the biodiversity crisis.

A: The biological variety and variability of life on Earth is usually defined to stated as…

Q: Antigens are cellular parts that are able to bind to antibodies. Antigens are usually made out of…

A: Antigen-antibody complex  or antigen and antibody reaction, is a very specific chemical interaction…

Q: Virology:Describe phage therapy and gene therapy and tell which recombinant virus is used in each…

A: Viruses are unicellular organisms without self replication property. That means they require the…

Q: Skeletal muscle contraction requires: O calcium ions O ATP O arrival of a nerve impulse all the…

A: Skeletal muscle is composed of muscle fibres which have smaller units called myofibrils. There are…

Q: 2 1] Amino acids are joined fogether into a protein chain by wfrnich of the following a transfer RNA…

A: Introduction :- Amino acids are the building blocks of proteins. The building blocks of life are…

Q: Amount of ddt per organism

A: DDT, or dichlorodiphenyltrichloroethane, is a colourless, odourless, and tasteless crystalline…

Q: Identify each of these stages of the cell cycle. Each answer option should be used once. 1 5 3 4 1 […

A: Prophase- chromosome condense and becomes visible. Metaphase- chromosome are lined up at the…

Q: C. Discuss the pathogenicity of Strongyloidiasis. How can a human acquire the infection?

A: Infections with Strongyloides stercoralis causes strongyloidiasis. Stomach pain and diarrhoea, rash,…

Q: 2. In your own words, describe two different reasons why a eukaryotic cell may need to control gene…

A: gene expression is a process to regulate the production of active gene to produce the proteins to…

Q: To define: Biogeography and what do biogeographers do.

A: A biome is a huge ecological community of plants and animals that live in close proximity in a…

Q: 2. [1] Which of the following are NOT necessary components of a. Anticodon b. Polymerase c. Ligase…

A: when the process of transcription completed of DNA to RNA in the nucleus of the cell, ribosomes in…

Q: Write down the significance of Theoritical Plate .

A: A theoretical plate in many separation processes is a hypothetical zone or stage in which two…

Q: List and define twenty branches of zoology including their etymology.

A: Introduction Zoology is the study of all living and extinct animals, including their anatomy,…

Q: ex. Locate any woodland or forest area close to your home. Create a 10 x 10 m quadrat once you've…

A: The goal of the study is to apply approaches to achieve the goal. During the process, information…

Q: A 21 or 22 base long RNA that binds to certain mRNAs, blocking their translation into protein Group…

A: Ribonucleic acid (abbreviated RNA) is a nucleic acid present in all living cells that has structural…

Q: This muscular blood vessel regulates blood pressure an blood flow to the capillaries. O Arteriole O…

A: Answer is arteriole

Q: Name the airways in the mammalian lung. What are their functions? How does air enter and leave the…

A: In mammal the respiratory system exchanges gases with the surroundings. Once air enters through the…

Q: Another way how the expression of a gene can exceed the normal pace is if a person has more than one…

A: Gene expression is the process through which information from a gene is utilized in the synthesis of…

Q: Biology In your own words describe how antisense RNA is used to regulate translation. Include…

A: Most antisense RNAs in bacteria inhibit translation by competing with ribosomes for translation…

Q: organs of reptiles and birds

A: The biological system of an organism's reproductive system, often known as the genital system, is…

Q: The lungs perform other :physiologic functions Play secondary role in heat exchange and fluid…

A: The lungs are a crucial organ of the body. They are quite spongy and are filled with air with the…

Q: _____________ occurs when parents that are close relatives mate, resulting in harmful effects for…

A: Reproduction and mating Reproduction is a process of production of jew individual or organism,…

Q: Alveoli are: small sacs where gas exchange takes place in the respiratory system surrounded by a net…

A: Introduction :- During the act of breathing in and out, the alveoli are where the lungs and blood…

Q: Discuss all the importance of epithelium found in the digestive tract.

A: Human digestive system The digestive system of the human body comprises a group of organs working…

Q: Flatworm parenchyma cells that are stem cells: O A. pigment cells B. fixed parenchyma cells O C.…

A: Introduction Any phylum of flatworms, also known as platyhelminths. Platyhelminthes are a group of…

Q: Which of the following is correct regarding galactosemia? O Type 1 galactosemia is also known as the…

A: Introduction :- Galactosemia is a condition that affects how the body processes galactose, a simple…

Q: ex. Locate any woodland or forest area close to your home. Create a 10 x 10 m quadrat once you've…

A: We have to complete the task with the help of some techniques. Here some searches are required to…

Q: eueu For each genotype below, select whether it is heterozygous, homozygous dominant, or homozygous…

A: First of all let us check what the terms mean, Heterozygous: It means an organism having two…

Q: The macula densa consists Select one: a. closely-packed nuclei in the epithelium of the distal…

A: Macula Densa: Salt sensors in the juxtaglomerular apparatus create paracrine chemical signals that…

Q: To determine: The way in which invasive species contributes to the biodiversity crisis.

A: The biological variety and variability of life on Earth is usually defined to stated as…

Q: Which of the following is the correct path of airflow during inhalation? O nasal cavity, larynx,…

A: Breathing is the most important physiological process through which an organism takes in the…

Q: Hypercholesterolemia is caused by a defect on chromosome 19 and a mutation of LDL receptor. The…

A: Cholesterol Cholesterol is a fat-like waxy substance found in the blood which is necessary for our…

Q: Myosin motor proteins are NOT involved in which of the following? Regulating the mitotic organizing…

A: Myosin motor protein move along the cyroplasam and converts the chemical energy.

Q: 19.  A patient in a car accident hits the steering wheel violently and begins to have difficulty…

A: A patient in a car accident hits the steering wheel violently and begins to have difficulty…

Q: Topic:Excretion in animals Distinguish isotonic, hypotonic and hypertonic solution from one another…

A: Answer ::   Isotonic solution :- Both the solutions, in and out of the cell have same water and…

Q: 3. [1] Proteins contain _different nucleotides: a. 20, 64 b. 3, 20, C. 4, 20 d. 20, 4 different…

A: The flow of genetic information in a biological system is explained by central dogma and it involves…

Q: The names of five (5)  personal care or cosmetic brands that have nanotech ingredients. b. The…

A: Nanoparticles Nanoparticles are ultrafine molecules of diameters between 1 to 100nm. Being smaller…

Q: Muscle soreness following depletion of oxygen during strenuous exercise is due in part to a buildup…

A: Introduction :- Muscle soreness is a side effect of the stress that exercise places on muscles. It's…

Q: Using designations “Group A", "Group B," etc., organize the mutant strains into complementation…

A: ANSWER;- Q1: Remember that a positive result between 2 strains indicates that the mutations are in…

Q: A large percentage pf living species on earth live in tropical rainforests of the world. Why are so…

A: Biome is a region in which different group of organisms like plants or animals residing in a…

Q: mutation would be least harr

A: (a) Silent mutations are when the mutations do not have any observable effect on the phenotype of an…

Q: Question 6. Describe a hypothetical fossil of a whale skull that would increase our knowledge of…

A: Janjucetus hunder is the species that have the small and the robust skull when compared to all the…

Q: Which of the following is a mechanism of persistent viral infections? O a. Toggles between cytolytic…

A: Persistent viral infection are defined as the infection in which the viruses doesn't cleared out…

Q: bulk filter-feeding (baleen only) (not to scale) Pleist. 1.8 Pliocene 5.3 Late bulk filter- feeding…

A: Phylogenetic tree of the mysticeti.

Q: Which of the following is NOT a bone of the appendicular skeleton? O the scapula O a rib a…

A: According to the question, we have to find out which of the following is Not a bone of the…

Q: What is the phenotype of the individual of known genotype in the testcross? round, green wrinkled,…

A: The cross is defined as the taking of two parents and then allow them to produce offsprings. Test…

Q: Sticky end ligation is generally preferred over blunt end ligation. Discuss one (1) scenario where…

A: Sticky end and blunt and ligation.

Q: To determine: The way in which habitat fragmentation contributes to declining biological diversity.

A: The biological variety and variability are usually defined as the way that they are been life on…

Q: A group of snakes were all placed into environments that had differing selective pressures. Read the…

A: Natural selection of a particular trait can take place in 3 ways; they are Directional selection :…

Q: Glycolysis ATP NADH ATP CH, COCO, PYRUVATE co, 1. 2NADH ATP CH,COSCOA Acetyl CoA 2 GTP --+2ATP NADH…

A: During the entire course of Glycolysis , four phosphorylation have occured : two by ATP and two by…