Question 65 Two species of mountain lions live in a forest on either side of a large river. Which of the following is the possible isolating mechanism? O Geographic O Temporal O Behavioral O Ecological

Q: QUESTION 7 The Medulla Oblongata is a structure in the brain that regulates one's blood pressure and…

A: The "nervous system", also known as the neural system, is a complicated network of neurons that are…

Q: Question 2 Horse evolution is well documented in the fossil record. Describe three major trends in…

A: Evolution is described as the changes in the characteristics of an organism that takes multiple…

Q: Question 35 Animals displaying bilateral symmetry as adults include worms, insects, and sea stars…

A: Bilateral symmetry is plane passing through the body making it to equal half. This symmetry is used…

Q: Allele frequencies for eye color in a population of hippogriffs is p=0.73.  How many individuals…

A: According to Hardy Weinberg rule, a populations genetic variation will remain constant when there…

Q: Darwin’s finches on the Galapagos Islands are a group of species of finches. One of the major…

A: Darwin was the great naturalist, who gave many theories for evolution.  One of major theory was…

Q: Question 6 In a population, there is a single-gene, autosomal recessive disease with 2 alleles, D…

A: Natural selection is an essential "evolutionary process". It implies that nature selects creatures…

Q: Question 18 The following statement is false. a) Provide an explanation for why the statement is…

A: Frogs are a class of invertebrates. They belong to the subclass amphibians. They can be regarded as…

Q: Question 14 Vaccines protect from infections by O Destroying the infective agent in the environment…

A: The antibodies remain in the body for a long time and protect us from the disease causing microbes.…

Q: Question 5 Sugar gliders and Northern flying squirrels are mammals that have many morphological…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Question 7 "In UAE, you can breed goats and sheep during the winter time only True False

A: Goat and sheep in UAE: usually, these animals are an important source of food in UAE. That's why…

Q: Naegleria fowleri, also known as the ‘brain-eating amoeba’, causes deathly amebic…

A: Naegleria fowleri causes meningoencephalitis in human & death is almost inevitable in this case.

Q: QUESTION 11 In humans, the presence of facial dimples is dominant to no facial dimples. Out of a…

A: The alleles are the alternative forms of a gene that are located on the same locus of a homologous…

Q: You often hear that we evolved from monkeys. Write a concise and scientific, yet understandable to…

A: The statement that we have evolved from monkeys is true in layman language but not scientifically.…

Q: QUESTION 1 Cortisol, a steroid, is under strong circadian control, whereby it is secreted into the…

A: There are four main types of signalling mode-  1. Paracrine- It is a type of cell signalling that…

Q: Natural selection occurs 1. when a new genetic variation occurs that allows individuals to have a…

A: Natural selection can be described as the process in nature by which organisms which are better…

Q: Question 32 The primary functions of the spinal cord are O local control and decision-making for…

A: The long, thin, tubular bundle of neurons and supporting cells that originate from posterior end of…

Q: Question 38 The ancestral insect probably resembled which description listed below? A head or trunk…

A: The kingdom Animalia is classified into two broad categories based on the presence of notochord; The…

Q: QUESTION 5 In a population of 500 mice, 302 are homozygous dominant for black fur (BB), 100 are…

A: The genetic information of the parents is inherited by the progeny as genes. The deoxyribonucleic…

Q: The thick, leather protective covering on the brain is the

A: The brain is present in the skull.

Q: Based on the results of the PTU experiment, what can you conclude about the relationship between…

A: These hormones stimulate various metabolic activities on tissues, leading to an increase in basal…

Q: If two people with sickle cell trait have children, what is the probability that their children will…

A: Individuals in endemic areas carry heterozygous sickle cell disease as a result of a genetic…

Q: Question 21 Glycogen that is stored in skeletal muscle cells O is broken down and released into the…

A: When the body in takes more glucose than needed, the glucose in the blood stream is absorbed by the…

Q: QUESTION 14 1. As you walk through the Reading Terminal, you browse one of the fish stands. You see…

A: The main distinguishing feature of bony fishes is the that their skeleton is made of true bone and…

Q: Question 19 2 Xb XBY XbY Which of the following goes in labels 1 and 2 in the picture above? O 1:…

A: Option A is the correct answer.

Q: QUESTION 59 Mebendazole, niclosamide, and ivermectin are drugs used to treat infections. virus O…

A: Please follow step 2, 3 & 4 for detailed explanation.

Q: QUESTION 20 Wildebeest senrve as a keystone species because they.. provide a large income source due…

A: The keystone species have very important roles in the ecosystem. They help to define the entire…

Q: QUESTION 18 Most of the human genetic diversity occurs: Within diverged genetic populations O…

A: Species diversity is a measure of biological variety seen in a particular ecological community,…

Q: Question 5 Early classifications of the polar bear were based on reproductive isolation from brown…

A: As early naturalists gained a better understanding of the diversity of creatures, they devised many…

Q: QUESTION 35 If you beleve the human mind is governed by spiritual forces you are considered a…

A: Note: We’ll answer the first question as per the guideline since the exact one wasn’t specified.…

Q: QUESTION 21 The discovery of Australopithecus afarensis (Lucy) was anatomically important because of…

A: Introduction Australopithecus afarensis Lucy was discovered in 1974 in Africa which confirmed our…

Q: Question 37 "Game theory" is best demonstrated by which of the following examples? The fitness of a…

A: The system model is said to have three components- population, game and replicator dynamics. This…

Q: an example of a relaxation strategy for pain relief?

A: Pain is an unpleasant experience in the human body. It affects the nervous system. Pain is caused…

Q: ☆ Question 35 An antibiotic such as penicillin targets the cell wall of bacteria when they are…

A: Penicillin is a potent antibiotic.  Penicillin is bactericidal  : it directly kills bacteria. It is…

Q: Question 59 Neuromodulators modify nerve signals by changing the number of receptors and the…

A: Introduction:- Slow-acting metabotropic receptors inside or outside the synapse of "thousands" of…

Q: The is a conspicuous fibrous tract deep within the brain that connects the two cerebral hemispheres

A: One portion of the frontal cortex, the piece of the cerebrum that controls muscle capacities and…

Q: QUESTION 18 Most of the human genetic diversity occurs: Within diverged genetic populations O…

A: Genetic differences aid the population's survival and evolution in a changing environment. The…

Q: In red-collared widowbirds, females establish more nests in territories of long-tailed males versus…

A: Male competition is a type of sexual selection in which two males of same species compete for mating…

Q: QUESTION 24 1. W. D. Hamilton's theory that individuals at the center of a group have the lowest…

A: Predation risk is a key ecological issue that encourages humans to live in groups. It is, however,…

Q: QUESTION 49 Relatively high heritability estimates of warning behavior in a population of rabbits on…

A: The statistical estimate of the proportion of observed phenotypic variability that is related to…

Q: QUESTION 10 Six types of mammalian skulls were found throughout the owl pellet dissection lab. The…

A: Mammals are the most successful animals as they are able to survive in all types of habitat such as…

Q: QUESTION 18 For the next 5 items, match each behavioral example to the correct term |- vInsight…

A: Learning psychology is a theoretical science that encompasses a variety of psychological theories…

Q: Question 11 Oldfield deer mice live in the southeastern United States. The mice in populations that…

A: In an ecosystem, different species interact with one another to sustain life. The interactions may…

Q: analysis to better understand monkey flower color and shape. To begin you start with breeding a…

A: c. The variation in phenotypes is greater in the F2 population as compared to the F1 population.

Q: Question 9 D The presence of tiny hairs, called setae, on the toe pads of some geckos is associated…

A: Phylogenic trees are a great tool used by evolution biologists to chart out the progress of…

Q: [Question 27] Helping kin raise offspring is one way individuals can increase their inclusive…

A: Introduction: Pedigree analysis is the study of a particular trait that is inherited from one…

Q: In addition to helping regulate neurotransmitter levels, what other benefits are observed with…

A: KEY WORDS :- Antidepressants - medicine given to combat from depression.

Q: QUESTION 2 Norepinephrine is used to treat shock because it: Raises blood pressure Lowers blood…

A: In this question asked about the effect of norepinephrine.  Norepinephrine is a catecholamine drug.…

Q: Locard’s exchange principle states that, whenever two objects come into contact with one another,…

A: The Locard's Exchange Principle states that " every contact leaves a trace" therefore during the…

Communities and Ecosystems

Ecology contains two words: Eikos means dwelling, and logy means to study, so the combined meaning is studying habitat or living.