called the ______ and at least one thicker-muscled chamber that squeezes blood out of the heart: v______ B. The blood that flows from the heart into the gills or lungs is in the ______ circuit; the blood that flows from the heart to the rest of the body is in the _______ circuit.

Q: A woman will give birth to a triplets without knowing the gender. What is the probability of having ...

A: A multiple pregnancy occurs when you are pregnant with more than one child at the same time. Twins a...

Q: Which of the following parts of a tree are involved in transpiration? Group of answer choices Leaves...

A: Stomata, Xylem, Phloem is the correct option. Transpiration Transpiration is also known as evaporati...

Q: Examining how populations lead to new lineages that arise based on alterations to allelic frequency ...

A: Evolution is defined as the change in trait of individuals over a period of time.

Q: List three reasons why biodiversity conservation is important.

A: Biodiversity refers to all the living organisms that are present in an area. It includes all the mic...

Q: In what way is disease the greatest hazard that people face? What kinds of interrelationships must e...

A: Introduction  We are surrounded by various pathogens such as bacteria, viruses, fungus, etc. Every d...

Q: Which of the following is a correct hormone-action pairing? oxytocin - stimulation of uterine contra...

A: ANSWER) Oxytocin- Oxytocin hormone is responsible for proper functioning of the reproductive systems...

Q: What are the types of plant geotropisms? Why do the stem and the roots present opposite geotropisms?

A: Introduction :- Geotropism is the movement of plant components in reaction to gravity. Geotropism ca...

Q: Hybrid breakdown refers to which situation? Group of answer choices Two species can hybridize but th...

A: When two organisms from different species are crossed to produce a offspring such an organism is cal...

Q: Do the mother and the fetus exchange cells through the placenta?

A: Introduction In this question we we will discuss whether the mother and the fetus exchange cells thr...

Q: Label albumin, alpha 1, alpha 2, beta and gamma on the result part

A: Blood has a liquid portion called 'plasma' when all cells of the blood like white blood cells, red b...

Q: What are Sigmund Freud's contribution to the development of science?

A: Sigmund Freud was an Austrian Neurologist. And he contributed many things to the development of scie...

Q: Why are deserts typically found at 30° N and S in latitude? Group of answer choices Hadley Cells cau...

A: Desert: environment areas where annual rainfall is less than 25 cm are marked as deserts. Almost all...

Q: Draw EACH stage of mitosis and for EACH stage, describe a possible mutation/problem that will affect...

A: Mitosis is a type of of cell division that results in the generation of 2 daughter cells with exactl...

Q: Why is breathing through the mouth impossible while swallowing a food?

A: Introduction: Breathing is the process of inhaling air into the lungs and then exhaling it out of th...

Q: What is the probability of having red flowers when red snapdragon and white snapdragon are crossed? ...

A: Incomplete dominance refers to the inability to mask the recessive phenotype completely. Hence when ...

Q: Two species of frog live near each other. Species A is bright red and poisonous. Species B is also b...

A: Poison dart frogs are notable for their lethal poisons and brilliant shadings, which have made them ...

Q: Q:-What is a xaxim?

A: Introduction In this question we have to discuss about the xaxim.

Q: Snakes have a special pit organ that allows them to detect the heat of the animals they hunt. This i...

A: Pit organ  Venomous snakes from the subfamily crotalinae commonly called pit vipers so called for th...

Q: Genetic mutations within tight junction protein Z02 can result in symptoms only found within the liv...

A: The following statements are false: The tight junctions form lumens sealing the space between adjac...

Q: On a fox ranch in Wisconsin, a mutation arose that gavea “platinum” coat color. The platinum color p...

A: A gene is the essential physical and functional unit of heredity. They are comprised of DNA (deoxyri...

Q: Radishes may be long, round, or oval, and they may bered, white, or purple. You cross a long, white ...

A: A dihybrid cross can be utilized to show the inheritance of characteristics to the offspring when pa...

Q: QUESTION 3 If a patient has hypothyroidism, but has normal iodine levels, what is the most likely ex...

A: The biochemical substances synthesized and secreted by endocrine glands or specialised cells in our ...

Q: C) A) B) D) E) Directions: For each of the following species above identify whether they are Haplorr...

A: Hapiorrines -D Strepsirrhines - B,C. Platarrhines - A. Catarrhines - E    

Q: Compared to a 3% agarose gel, how far should the same size DNA travel in a 1% agarose gel? not as fa...

A: The DNA has a uniform mass proportion, DNA particles are isolated by size inside an agarose gel in a...

Q: In the phosphorus cycle, all phosphorus originates from which of the following inaccessible reservoi...

A: Phosphorus is an important component of cell membrane, nucleic acids and ATP which is the major ener...

Q: 1. What is notable about the fossil primate specimen known as Darwinias masillae? 2. What is notable...

A: 1. Darwinias masillae Darwinius is a genus of Adapiformes, a group of basal primates from the Eocene...

Q: Click on your screen over the DNA polymerase III enzyme depicted on the lagging strand. Replication ...

A: Introduction :  DNA replication is the process through which daughter  DNA is formed from parental D...

Q: (0 - E)2 Phenotype Observed Expected Yellow & Non-starchy seeds 470 (#27) # 29 Yellow & Starchy seed...

A: The Chi-square test determines the probability of difference between the observed and the expected v...

Q: In the Watson-Crick model of DNA structure:   Question 5 options:   T can form three hydrogen bond...

A: Introduction: DNA stands for 'deoxyribonucleic acid' and it is the hereditary material in humans and...

Q: Given below is the diagram of the human ear. Study the same and answer the questions that follow: Ea...

A: (i)The ear ossicles are the part labelled 'A.' Malleus, incus, and stapes are the three bones that m...

Q: Do forest use and grazing make up a larger part of the footprint for temperate-zone industrialized n...

A: An ecosystem is a well stated that they are been defined that they are a community made up of both l...

Q: 6. Which statement is incorrect for the pathogenic= spirochetes? A Stain well with Gram stain reagen...

A: For the first time in history, spirochetes contain endocellular flagella (axial fibrils, also known ...

Q: Which of the following statements is TRUE about the factors that shape regional climates? can choos...

A: Factors that modify regional climate The climate of any particular place is influenced by a host of ...

Q: Similarities and differences of plants and animals in terms of: reproduction, development, nutrition...

A: Introduction:- Animals and plants are living entities with distinct reproductive, habitat, body comp...

Q: If births and immigration are greater than death and emigration how will a population change? Group ...

A: A Population has different attributes which helps to compare two different populations.

Q: How would the H+ required to produce ATP differ in an ATP synthase that has an Fo subunit with a c r...

A: H+ produce ATP in this manner ; Low pH increases the concentration of base causing mitochondria to p...

Q: In Figure 6-21, propose a specific genetic explanationfor individual Q (give a possible genotype, de...

A: Examples of diseases showing an incomplete penetrance are Huntington's disease and breast cancer. Bo...

Q: What are the advantages of storing food as fat rather than carb or protein? b) What is the formal de...

A: Introduction:- Vitamins and minerals are micronutrients that the body requires. These nutrients have...

Q: Make the complementary strand for the following DNA template and label both strands as 5’ to 3’ or 3...

A: Introduction: Adenine binds to thymine and guanine binds to cytosine as they are complementary base ...

Q: Give TWO advantages and TWO disadvantages of non-compartment models.

A: A non-compartmental model considers an organism to have only one homogeneous compartment.The concent...

Q: Lactating mammals produce which two hormones that promote milk synthesis and milk release? prolactin...

A: ANSWER) Prolactin and Oxytocin are the hormones which are responsible for the production and release...

Q: In Figure 6-14, write possible genotypes for each of thefour snakes illustrated.

A: Genotype is defined as the genetic makeup of an organism while phenotype is the physical manifestati...

Q: What is the role of the cuticle in the successful propagation of nematodes?

A: Nematodes belong to the phylum Nematoda under the Animalia kingdom. These are free living and Parasi...

Q: 1. How does EHR (Electric Health Register) work and what are the benefits of using it? 2. What are t...

A: A state of complete physical, mental, social well-being, emotional, and also the absence of disease ...

Q: (d) Given below is an apparatus used to study a particular process in plants. Study the same and ans...

A: (i) Ganong's Potometer. (ii) Because not all of the water taken up by the plant is used for transpir...

Q: What are twins? Genetically, what are the two types of twins that can occur?

A: The process of combining male gamete (sperm) and the female gamete (ovum) is called fertilization. T...

Q: How do plants control the opening and the closing of stomata?

A: Introduction: Stomata is present on the leaves of plants. They are tiny pores that help the plant to...

Q: Which of the following make up the vascular tissue found in a moss? can select more than one answer...

A: Plants are the living organisms who are made up of plant cells. 

Q: Even though the body's organ systems are grouped separately, they are not independent of each other....

A: During cold level of oxygen in our body become little low due to high secretion of mucus and runny n...

Q: In sweet pea plants, an allele for purple flowers (P) isdominant when paired with a recessive allele...

A: Mendel is famously referred to as the “Father of Genetics.” He gave three laws describing the inheri...