Q: Which theory of the origin of life do you think is most possible? Why?
A: Earth's life began millions of years ago. There are numerous ideas about the origin of life, includi...
Q: On a summer trip to the Galapagos you collect two finch species, Geospiza fortis and G. pauper and b...
A: Geospiza pauper is also known as medium tree finch, categorized under critically endangered.
Q: How many individuals need to be genotyped in order to get an acceptable estimate of the rarity of al...
A: The human beings are made up of numerous millions of alleles. The alleles can also be termed as trai...
Q: A continuously growing population of alligators has a population size of 1,000 and an intrinsic rate...
A: Introduction :- The term "population" usually refers to the number of people living in a specific lo...
Q: 9. A male worker performs physical labor with an energy expenditure rate of 7.5 kcal/min for 30 min ...
A: Rest Period Length: Twrk(Ewrk - ER) = Trst (ER - ERrst) Where: Trst = rest time in minutes; Twrk =...
Q: Which statement about neurotransmitters is NOT correct? a given neurotransmitter can bind to a varie...
A: Neurotransmitters: chemical messenger of the cell that transmitted the signal to the target cell fro...
Q: Where is the portal of exit of Legionellosis (Legionnaires disease) and what are its hosts?
A: The pathway via which a pathogen departs its host is known as the portal of exit. The pathogen's loc...
Q: What effect does melatonin have on the body? O. Increased levels cause alertness Two of these answer...
A:
Q: Alelle D is dominant for dimples whereas alelle d is recessive for dimples. A person who has dimples...
A: The variation of a gene that occurs at the same locus of a chromosome is called an allele. There are...
Q: How does an autoclave sterilize instruments? What is used to dry glassware and at the same time
A: Autoclaving is the best method for sterilizing glass instruments. Sterilizing means removal of all t...
Q: QUESTION 6 Examples of noncoding RNA are messenger RNA and ribosomal RNA. O True O False
A: Genes are heredity units exhibited on the chromosome that carry hereditary information . DNA is two ...
Q: ivorous (insect-eating) plants are among nost fascinating members of the plant om. They combine the ...
A: Insectivorous plants are the most unique plants in the plant Kingdom because they rely on the insect...
Q: by tunneling into the soil, the earthworm ensures its
A: They burrow into the soil for following reasons : To ensure that they don't lose their moisture by e...
Q: Chromosomes undergo division during meiosis. Such chromosomal behaviors are consistent with Mendel'...
A: According to the question, we have to find out chromosomes undergo division during meiosis. Such chr...
Q: Where, when, and why were wolves domesticated, giving rise to dogs? Explain in detail.
A: The domestic dog's genetic separation from the wolf, domestication, and the appearance of the very f...
Q: The term anaxonic means; With an axon None of these is correct Without an apparent axon O Non-dendri...
A: Neurons are fundamental units of brain and mervous system. They transmit information to the other ne...
Q: What does the expression, "there are no bad hormones" mean? O None of these is correct O Hormones ca...
A: Hormones are the chemical messengers secreted by endocrine glands that acts as intracellular messeng...
Q: Based on its primary productivity, which terrestrial ecosystem or life zone is able to produce the s...
A: Ecosystem is a geographical area that consists of all the organisms dwell together. The ecosystem of...
Q: Each of the following terms is a descriptive term for a muscle's action, EXCEPT ____________. a.Pro...
A: DISCLAIMER: Since you have asked multiple question, we will solve the first question for you. If you...
Q: Why did the lab technicians need to mechanically crush the microbes and chemically dissolve their ce...
A: Introduction DNA extraction is a technique for isolating DNA from cell membranes, proteins, and othe...
Q: In an experiment Staphylococcus, streptococcus and enterococcus are bacteria that are stained dark b...
A: Introduction: The bacteria are classified on the basis of staining as gram-positive and gram-negati...
Q: Explain your answer and cite references in APA format. 1. What does mashing do to the fruit? 2. Why ...
A: Introduction DNA extraction is a technique for isolating DNA from cell membranes, proteins, and othe...
Q: When several hormones secreted together have a more than additive effect, this is called; O Permissi...
A: Synergism When two or more hormones combine to produce effects greater than the sum of their individ...
Q: What is the problem with talking about human pheromone activity? O The words are really difficult to...
A: Pheromones are mild to strong chemicals secreted by organisms. In birds and other animals these act ...
Q: Component of bilaminar germ disc: a.Hypoblast and endoderm b.Epiblast and hypoblast c.Epiblast and ...
A: INTRODUCTION In the inner cell mass the bilaminar embryonic disc may formed two layers of cell...
Q: How do normal cells get transformed into cancerous neoplastic cells? Elaborate giving three examples...
A: According to the question, we have to explain the process by which normal cells get transformed into...
Q: signaling molecule from the ZPA?
A: The SHH gene provides instructions for making a protein called Sonic Hedgehog. This protein functio...
Q: Explain in how did Candida intermedia contaminate raw milk?
A: Candida is a yeast genus that is responsible for the majority of fungal infections globally. Numerou...
Q: What part of the nerve cell brings signals toward the cell body?
A: A type of cell that receives and sends messages from the body to the brain and back to the body is c...
Q: A species of cleaner fish removes parasites from another species of fish that is much bigger in size...
A: In Ecology there are different types of interactions defined between the individuals which remain in...
Q: How do we know that many cancer-causing agents (carcinogens)are also mutagenic?
A: A large number of chemicals and several physical agents, such as UV light and γ-radiation, have been...
Q: 1. Find the probability of the following genotypes and phenotypes for their F1 generations. Use a Pu...
A: Since the mentioned cross is between the homozygous dominant parents, all the offsprings produced wi...
Q: What do most hormones bind to?
A: The correct answer to this question is- Cell surface receptors
Q: Explain the importance of using the proper equipment in laboratory.
A: Science lab, one of the interesting and admiring place to learn and create new things. Lab equipment...
Q: Kindly discuss each of this with me, Thankyou! Methods used for crop improvement: Plant Introductio...
A:
Q: Discuss the physiological changes that happen in the human body of a pregnant woman.
A: The adjustments that the expecting woman's body makes throughout pregnancy to keep up with the growi...
Q: The body mass index (BMI) of a 1.6-m tall woman who normally has 3 large slices of cheese pizza and ...
A: The time it will take for the BMI to fall to 20 depends on the needed weight loss and the daily rate...
Q: The plastic region of a stress-strain curve of a ligament indicates an area where: A. the magnitude ...
A: Definition: The ligaments and tendons have the property of plasticity i.e. these tissues doesn't com...
Q: the vapor phase concentration in ppm(v)?
A: Vapour phase concentration is the amount of water vapor present in a unit volume of air, usually exp...
Q: Are cofactors required for proteins?
A: A cofactor is any non-protein substance required for a protein to be catalytically active.
Q: Directions: 1. Use the DNA code to make a replicated copy of DNA. 2. Use the replicated DNA code to ...
A: Replication : it is the process where DNA duplicates Transcription: the process of making an RNA cop...
Q: Indicate the hormone that is NOT regulating urine production. A. Aldosterone B. Erythropoietin C. An...
A: Hormones are produced from the endocrine glands. It is usually the biological enzymes that helps in ...
Q: give 5 topics in relation to teenagers health
A: Sexual Health: - Teenage is the time when humans start exploring sexual aspects and hence is associa...
Q: Give the differences between mammalian and frog oogenesis. OOGENESIS MAMMAL FROG 1. 2. 3. ...
A: The difference between the mammalian and amphibian (frog) oogenesis are as follows:
Q: As we have learned in our discussions of natural selection, the ability to respond successfully to s...
A: Lactose is the main carbohydrate in milk and is a major energy source for most young mammals. The en...
Q: Q3) A- Explain of the following: 1- Cytokinesis 2- Bacteriophages 3- MTOCS 4- protein turnover
A: 1)Cytokines:- Cytokines are tiny proteins that play an important role in regulating the growth and a...
Q: mini mRNA has the sequence 5’-UUUGAAAUAUGAUUGAUAUUUAUAUAUGA-3. a) Using the genetic code, provide t...
A: DNA is the store house of genetic information, DNA is transcribed into mRNA through the process of t...
Q: A genome is an organism's complete set of DNA, including all of its genes. Each genome contains all...
A: The Human Genome Project was started in 1990 and completed in 2003 with the aim to map all the genes...
Q: difference in using a coarse adjustment knob and a fine adjustment knob
A: Part 1 Answer: The objective lens used to locate the specimen and first focus was the course adjustm...
Q: Humans have innate immunity for protection against pathogens that may enter the gut along with food....
A: Innate immunity also called natural or native Immunity, consists of mechanisms that exist before i...
Give the structure of an LTR retrotransposon ?
Step by step
Solved in 2 steps with 1 images