Describe the components of the various types of synapses.

Q: What would happen if an ampicillin reagent is added to an Lysogeny broth agar plate that is below 50...

A: Ampicillin is an antibiotic which enables the synthesis of the peptidoglycan of bacterial cells wall...

Q: Because genetic engineering involves the modification of an organism's set of instructions, it has c...

A: * Genetic engineering means it is the process of using rDNA technology to alter the genes of organis...

Q: Exposure to______ can trigger seed germination. a. light c. smoke b. cold d. all can be triggers

A: Seed germination is the process in which dormant embryo of seed resumes metabolic activities and gro...

Q: Why is transcription a particularly important level of gene regulation in both bacteria and eukaryot...

A: Transcription is the process in which formation of mRNA take place on a DNA template. This process i...

Q: why do we used Living cell microsope for?

A: Microscope is an instrument that is used to observe objects that are too small to be seen by our nak...

Q: Can you explain why people “cursed” by shamans or “witch doctors” sometimes actually die?

A: ANSWER: Shamanism is a religious practice that involves a practitioner (shaman) interacting with wha...

Q: What was the hypothesized relationship between Photosynthetic Rate and Irradiance?

A: Photosynthesis can be explained as a physiochemical process;in which the sunlight is used by the pho...

Q: Meiosis of cells in pollen sacs forms haploid______ . a. megaspores c. stamens b. microspores d. spo...

A: Meiosis is a cell division process that produces four gamete cells while halving the number of chrom...

Q: The ethical concerns about biotechnology shows that A religion and science are not supposed to inter...

A: There are a number of issues that have been raised from modern biotechnologies. These issues are: P...

Q: 1. Explain how the nervous system and endocrine differ: 1. the rate of their control, 2. the way in ...

A: The nervous system is one of the most significant systems in the human body for transmitting informa...

Q: Different stains have different affinities for different organisms or different parts of organisms. ...

A: Hematoxylin is used to stain nucleus while Eosin used to stain cytoplasm.

Q: Which of the following would NOT be considered a biological hot-spot?  Group of answer choices A. Ca...

A: Biological hotspot is defined as a geographic area which has high level of biodiversity and is highl...

Q: Examine the human karyotype shown below. In the space provided, A) identify the sex of the individua...

A: A karyotype is a number and appreance of Chromosomes in the nucleus of eukaryotic cells, it describe...

Q: 1. Which of the following layers protect the mammalian oocyte during ovulation? * a. cortical and hy...

A: Structure of mammalian Oocyte:  mature mammalian Oocytes have many layers before ovulation- Follicle...

Q: Using the conventions of Figure 4-15, draw parents andprogeny classes from a crossP M′′′/p M′ × p M′...

A: Polymerase chain reaction (PCR) is a process frequently used to swiftly create millions to billions ...

Q: how parents pass characteristics hybrid a. on to their offspring b. Gregor Mendel differences in an ...

A: Genetics is branch of biology that is concerned with study of genes, their genetic variation, and he...

Q: Which of the following is the greatest threat to the world's Grasslands?  A. Overharvesting B. Agri...

A: Answer : the greatest threat to the world's grasslands is :  b)  agriculture 

Q: The______ are parts of a mature seed. a. stamen, anther, and pollen grain b. embryo, food reserves, ...

A: Sexual reproduction is a natural interaction by which higher organisms, like well-evolved creatures,...

Q: Explain the Jacob and Monod’s operon theory ?

A: Genes are located on chromosomes and code for polypeptides.  

Q: The redundancy of the genetic code means that some amino acids are specified by more than one codon....

A: A codon is the nucleotide triplet that encodes an amino acid. The three-letter nature of codons mean...

Q: Label the parts of the flower shown above

A: Flowers exist only for the purpose of sexual reproduction, guaranteeing the species' survival. Sever...

Q: Frog Testis 1. pointed cells? 2. cell origin of #1? 3. specific process that produced #1? 4. one str...

A: Testes is a male reproductive cell. 

Q: What are isoaccepting tRNAs?

A: Ribonucleic acid (RNA) is a polymeric molecule that plays a variety of roles in biology, including g...

Q: In a food chain, on average, of the food is burned for energy and exhaled and the energy becomes was...

A:   INTRODUCTION  The Food chain is an series of organism by uptaking the energy and  nutrients then o...

Q: The culture you are working has a doubling time of 2 hours and a cell density of 3 x 106 cells per m...

A: A serial dilution is a process of sequential dilution in order to decrease the density of cell cultu...

Q: There are three termination codons (UAA, UAG, UGA) but usually only one initiation codon (AUG) is us...

A: A codon is a DNA or RNA trinucleotide sequence that codes for a certain amino acid. The genetic code...

Q: In Figure 4-14, in the bottom row four colors are labeledSCO. Why are they not all the same size (fr...

A: Crossover is the event of recombination that occurs during meiosis.  

Q: Honeybees have 36 chromosomes in their somatic cells. How many chromosomes would the egg of a queen ...

A: Introduction A chromosome is a lengthy DNA molecule that contains part or all of an organism's genet...

Q: How is the reading frame of a nucleotide sequence set?

A: A reading frame is a nucleotide triplet sequence that may be translated into a polypeptide and is de...

Q: B. Fill in the table by giving at least three examples on the following mechanisms of reproductive i...

A: Reproductive isolation is a mechanism / phenomenon in which two species unable to undergo successful...

Q: What are the possible causes of differences in the bone structure of the vertebral columns in birds ...

A: The vertebral column includes the spinal cord and the spinal fluid that surrounds it. Additionally r...

Q: Galton put a lot of emphasis on investigating... a.Differences among individuals. b.Small samples. c...

A: Answer : Option (a) is correct. - differencea among individuals.

Q: Celiac disease is a disorder triggered in susceptible individuals by exposure to gluten.  Gluten is ...

A: Celiac disease is a digestive and autoimmune disorder that can damage your small intestine. People w...

Q: If you were a part of the research teams conducting such phenomenon (the covid-19 vaccines testing o...

A: Covid 19 is a highly deadly disease which affected many countries .  Vaccines are the only protectin...

Q: Compare and contrast hydra, saccharomyces, and paramecium in terms of the reproductive patterns they...

A: Hydra reproduce by both asexual by budding and sexual method by formation of testes and ovaries. Sac...

Q: 1. How can the cilia of paramecium help them in locomotion activity?

A: Paramecium belongs to the phylum - ciliophora, that is the largest and most advanced group of protoz...

Q: How do the cells become organized into functional organs?

A: Introduction Life starts from a single cell called Zygote. A zygote is formed by the fusion of the m...

Q: saccharomyces, hydra, and paramecium

A: Hydra  is a genus of small, freshwater organisms of the phylum Cnidaria and class Hydrozoa. They are...

Q: Seed color is controlled by 3 independently assorting bi-allelic genes (P, Q, R), such that homozygo...

A: The correct answer to this question: option d. 4:1

Q: SMC proteins and SCC1 forming a ring-like structure to hold the sister chromatids. * True O False

A: INTRODUCTION SMC proteins Structural maintenance of chromosome protein helps in the successful chrom...

Q: What is the importance of detecting common ancestry?

A: The ancestry is the term which Is used in biology for the individuals with whom a population is rela...

Q: Which forest type is most under threat due to Palm Oil Agriculture?  A. Tropical Rain Forest B. Tem...

A: Introduction Among all perennial crops, the oil palm crop produces the biggest amount of oil (palm o...

Q: Give the Genetic Proof of the Operon Model ?

A: An operon represents a genetic unit with one or more structural genes and an operator sequence and o...

Q: What is the characteristic function of nervous tissue?

A: Introduction :- The nerve tissue,is the major component of our nervous system. It keeps track of and...

Q: From the given picture locate and label the different stages of mitosis (prophase, metaphase, anapha...

A: ANSWER: Mitosis is an incredible process with precise steps and regulations. Without mitosis, life w...

Q: Question 18 Ribosomes are made up how much RNA component? (A) 50% в) 1/3 © 2/4 D) 2/3

A: Ribosomes are the organelles present in cells which are made from RNA and protein. Ribosomes are the...

Q: After first meiotic segregation, each daughter cell is diploid and has two sets of chromosomes. * O ...

A: Meiosis is a process where a single cell divides twice to produce four cells containing half the ori...

Q: please answer every question based on the attached picture of the frog testis 1. what cell is being...

A: When the frogs are roughly two months old, the putative testis can be seen as a little oval object o...

Q: Define about catabolite-activating protein (CAP) ?

A: Certain terms are fundamental concepts and terms used in biology, which is the study of life and liv...

Q: In an analysis of the number of different bases in a DNA sample, which result would be consistent wi...

A: DNA- The full name of DNA is “deoxyribonucleic acid”. It is one of the most stable biomolecules foun...