Which of the following is the ultimate energy source for the organisms (particularly the tubeworms) that live in the hydrothermal vents? cyanobacteria algae and aquatic plants sulfur-oxidizing bacteria solar energy marine snow

Q: Sensate focus is the most common treatment for premature ejaculation. T or F?

A: Ejaculation can be defined as the process of releasing a sexual gamete that is sperm cells male repr...

Q: Which is the better competitor, Chthamalus of Balanus? Explain your answer.

A: Barnacles are small sticky white crustaceans sticking on rocks,ships,sea turtles,etc.Chthamalus and ...

Q: The cell membrane is made up of many diferent kinds of proteins. These proteins can be clasited as e...

A: The cell membrane mainly consists three types of proteins in it. Those are (1) Peripheral protein ;(...

Q: Which of the following are the inputs of the light reactions? Choose all that apply. carbon dioxide ...

A: The photosynthesis is the process by which chlorophyll containing organisms produce their own food (...

Q: Identify the stages of follicle development in the following images Primordial follicle Primary fol...

A: primordial follicle: single oocyte surrounded by a single layer of granulosa cells.   Primary folli...

Q: What is genetic disorders? Explain by giving an example.

A: Genetics is described as the branch of biology that focuses on the study of genes, their inheritance...

Q: protozoans

A: protozoans a very small living thing, usually with only one cell, that can only be seen using a micr...

Q: Name the algae that shown in pic.

A: There are several filamentous algae and the examples include Spirogyra, Nodularia, Anabaena, Oscilla...

Q: Fig. 1: Vpr counteracts LAPTM5 to promote HIV-1 infection in macrophages.

A: Vpr is the accessory protein of HIV-1 that reinforce the infection in macrophages and LAPTM5 (lysoso...

Q: In individuals affected by cystic fibrosis, salt crystals may appear after perspiration dries up. In...

A: Cystic fibrosis is an autosomal recessive disorder.  

Q: what is the probability that he might be a carrier of the recessive gene?

A: Cystic fibrosis is associated with the CFTR gene that encodes a protein that helps thin the mucous l...

Q: Explain : Vpr counteracts LAPTM5 to promote HIV-1 infection in macrophages

A: Vpr means viral protein R and it is a HIV  gene and protein product. This gene is responsible for vi...

Q: _______is life’s primary source of energy. a. Food b. Water c. Sunlight d. ATP

A: Food is essential for humans and other animals because it provides the energy needed to perform ever...

Q: Which of the following statements are correct? * Extended trade territories, increased travels as we...

A: Due to extension of territories,  travel and increasing in human population , an infectious disease ...

Q: How is mitochondrial DNA transmitted to children?

A: Q. How is mitochondrial DNA transmitted to children? Answer - mitochondrial DNA makes up 1% of Cellu...

Q: Draw a phylogenetic tree depicting our current understanding of the animal phylogeny. Include the ma...

A: Phylogenetic tree of animal is based on morphological, genetic and fossil evidence that helps us to ...

Q: Why would multi-gene families complicate things in terms of being sure of which member of the family...

A: It is the gene which ultimately determines the phenotype. Thus there is a direct relationship betwee...

Q: When the relative abundance of an organism is used to determine the overall health of an environment...

A: Bioindicators are organisms, such as lichens, birds, and bacteria, that are used to monitor the heal...

Q: explain  the scope of practice for EMTs in arizona.  Is the scope of practice dictated by the state ...

A: Scope of Emergency medical technician is good in Arizona.  Avg salary per hour for emt in arizone is...

Q: Question:- Describe control strains used in the clinical microbiology laboratory and explain their ...

A: Standard strains (quality control strains) are microorganisms with well-defined susceptibility or re...

Q: Elaborate on how the modification of the insect legs/limbs better equip the insect to survive in a g...

A: Insects have legs that are adapted as per their requirement for survival in their respective habitat...

Q: 9. Radishes may be long, round, or oval in shape and red, white, or purple in colour. A long white v...

A: A gene's variable form is referred to as an allele. There are two alleles in a diploid organism, eac...

Q: 1 2 3 4 6 7 8 9

A: Fishes : A limbless cold blooded vertebrate animal with gills and fins wholly living in water.

Q: If p = .5, calculate q, p^2, 2pq, q^2. Select all the answer below that are correct. Note p2 and p^2...

A: Here given, p= 0.5 According to Hardy Weinberg Equilibrium, We know that : p+q= 1 If p= 0.5 then  q=...

Q: During a flame test, why is it necessary to use a new splint for each element?

A: A splint is a thin wood/stick used commonly in laboratory for performing a flame test. The splint is...

Q: What is an non pharmaceutical intervention for an flu outbreak in a community? And what questions co...

A: Based on limited data, the World Health Organization's recommended pandemic influenza interventions ...

Q: Multiple Alleles: Punnett Square 1. CCch X Cc 2. Cc X Cc

A: 1. CCch X Cc

Q: Give a labeled illustration of a simple reflex arc with its components of the patella tendon tap ref...

A: Knee jerk reflex is an example of simple monosynaptic reflex.  If tapping the random just below the ...

Q: Flg. 1. Breast cancer families 1 to 7. Solid circles, females with breast cancer; open circles, fe- ...

A: Solution:- We are given the following probabilities:P(woman will develop breast cancer gene) = 1/10P...

Q: Give the genotype of the parents if their phenotypic ratios are the following. You may use any lette...

A: Introduction:- The genotype of a person can reveal their genetic makeup. It specifies which characte...

Q: Heart beat activity

A: Heart normally beats in a regular rhythm.For an adult,the normal heart beat is 60-100 per minute.Hea...

Q: Xylem and phloem differ in function and in some of their structural components. Fill in the Venn dia...

A: Introduction: A Venn diagram is a drawing that utilizes circles to depict relationships between obje...

Q: How might culture age affect the results of a spore stain? O If the bacterial culture is too young, ...

A: Bacteria are single-celled, tiny creatures that may enter healthy tissues and grow rapidly. The bact...

Q: The reason ions such as Na+, K+, and Ca2+ diffuse across plasma membranes more rapidly than would be...

A: Plasma membrane is a cell membrane that is found in all cells, this seperates the interior from outs...

Q: What are the glaring differences in the taxonomic classifications of protozoans used by different li...

A: All the species of protozoa are placed in the kingdom Protista, according to Whittaker Classificatio...

Q: (A) Explain clearly the developmental and evolutionary significance of the neural crest within the p...

A: Neural crest: it is found in vertebrates. Neural crest cells are derived from ectodermal layer of th...

Q: Lactate is usually removed from the muscle cells by a(n) that also transports O antiporter, H* O ant...

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...

Q: What proportion of the offspring of the following crosses involving independent segregation will be ...

A:  

Q: Hypothesize  as to why iron can have an impact on bacterial growth, particularly S. Typhimurium, S.e...

A: INTRODUCTION Iron is an essential element for bacterial growth. Because it's participation in tricar...

Q: What is adaptive immunity ?

A: Immunity is a complicated biological system with the ability to recognise and tolerate what belongs ...

Q: A 25-year-old woman presents to the physician with a complaint of several episodes of headaches in t...

A: Henry Parinaud was the ophthalmologist that first described the eye movement disorder and he was the...

Q: distinguish domain Eukarya from the 2 prokaryotic domains (Bacteria and Archea). Describe and compar...

A: * the three domain system proposed by Carl worse. * It includes bacteria,archae and eukaryota.

Q: Please answer fast Briefly describe the pathways the body can use to make each of the Big Four clas...

A: The 4 classes of macromolecules are -  carbohydrate  Lipid  Protein  Nucleic acid  Carbohydrate pr...

Q: Mitosis: 2n = 70 21. Number of chromosomes after Prophase? 22. Number of chromosomes after Anaphase?...

A: Mitosis 2n=70 Number of chromosomes after prophase: 70 Number of chromosomes after anaphase: 70 Num...

Q: Please answer fast What are two of the four types of tetrads that come from yeast sexual reproducti...

A:       

Q: What is the ZOI for this antibiotic disk? GM 10 2. cm 1.1 mm 2.1 mm 11 mm 21 mm

A: Introduction: Antibiotic sensitivity testing is a method of determining a bacteria's susceptibility ...

Q: 1)What is a test-cross? 2)Why might a geneticist need to do a test-cross and how are the results us...

A:

Q: How  Sunscreen or Sun Filter ingredient's SPF is measured?

A: As per Bartleby guidelines, we are allowed to answer only one question at a time, please post other ...

Q: Suppose a genetically engineered fish escapes into the wild, what do you think would be the implicat...

A: If  genetically engineered fish will enter a world where wild salmon are already in a precarious sta...

Q: Would it be possible to start synthesizing the daughter DNA strand without assembling the RNA primer...

A: DNA synthesis is a complicated process and it is a semi conservative method. The main enzyme for the...

Defense Mechanism

Circumstances influence and compel people to behave in a certain way. One such behavior is a defense mechanism. It is employed by people to escape from unpleasant circumstances, thoughts and actions. Defense mechanisms are, thus, psychological strategies that help to avert and avoid unwanted feelings such as guilt or shame and situations such as threat and danger.