a botanist wants to see how different colored light waves influence the growth of pea plants. she puts the same number of seeds into three identical pots with the same kind and amount of soil. she then gives them the same amount of water every 3 days for the length of the experiment. one pot is placed into a dark windowless closet. another part is left on the window sill, and the third is placed under a lamp with a green bulb. she records the height of each plant every day for 3 months what is the independent variable in this experiment.

Q: How eukaryotic cells modify chromatin ?

A: Eukaryotic cells modify chromatin through the process called chromatin remodeling. In the process, t...

Q: Chromosome type not exhibited by humans. * 2. Chromosome type with noticeably short p-arm. * 3. When...

A: The study of the molecular basis of biological activity in and between cells, including molecular pr...

Q: Discuss some major threats to biodiversity that may cause extinction

A: Biodiversity is a place where we find different kinds of creatures. Biodiversity supplies us oxygen,...

Q: Compare graded and action potentials.

A: graded potential is  the variable-strength stimulatory signal that can be transmitted over little di...

Q: ameloblast lay down fibers which begin to calcify and form dentin ? ameloblast secret the enamel mat...

A: All of this statement based on formation of dental cavity and tooth. Where ameloblast is the group o...

Q: Define about Spliceosome ?

A: The genes present in the nucleus of cell consist of coding as well as non-coding regions. The term n...

Q: The map below shows how the continents once were connected together (link to bigger map if you need ...

A: Evolution is a step by step and gradual process that took millions of years to attain stability. It ...

Q: Explain Gregor Mendel’s contribution to the study of inheritance.

A: An Austrian scientist named Gregor Mendel is famously known for his experiments on pea plants. He wa...

Q: What is the vaccine delivery system used in the Moderna's COVID-19 vaccine? O Fentanyl patches O tar...

A:  Moderna COVID-19 vaccine is messenger RNA vaccine. It is also called mRNA vaccine.   

Q: Answer the following questions based on the given the sequence of nucleotides in a DNA molecule belo...

A: Given:- The sequence of nucleotides in a DNA molecule:- 5' T-C-A-G-T-C-A-G-C-A-A-C-G-C-A-T-G-A-A-A-T...

Q: A scientific name contains information about its: * class and family phylum and order genus and spec...

A: 1. Scientific name consists of two words. The first one is called the generic name and the second is...

Q: 3. Which of the following forces is an at a distance force? O Friction O Normal O Applied O Gravity

A: At a distance forces are said to be those forces which acts even when two objects are not in any phy...

Q: What are the conditions that might cause a cell to halt the cell cycle

A: Introduction: A cell cycle is a set of events that occur in a cell as it divides and grows. A cell s...

Q: Make a simple sketch of meiosis in a cell with a diploidchromosome number of 4. Now try it when the ...

A: The basic structural and functional units of heredity are genes. They are made up of deoxyribonuclei...

Q: How the plasma maintains homeostasis in the cell?

A:

Q: 1. How important is protein synthesis in your body? 2. How are you going to boost the protein synthe...

A:    

Q: 1) Interpret the value of the interference.  2) Map the genes

A: The genes that are located on the same chromosome are considered as linked genes. In this condition ...

Q: If a skeletal muscle has depleted its stores of ATP how will the altered transport properties of the...

A: If a skeletal muscle has depleted with its stored ATP:-

Q: What resources available for health care professionals and patients. Why is it helpful for people to...

A: Health care resources are defined as all materials, personnel, facilities, funds, and anything else ...

Q: Regarding the sodium potassium pump, I am confused which enzymes are involved in the addition of the...

A:

Q: Describe the similarities and differences between the mechanism of import into the mitochondrial mat...

A: Organelles with two membranes, such as mitochondria and chloroplasts, are double-membraned. They spe...

Q: 2. Use the MRNA sequence to find the DNA sequence and the amino acid sequence. DNA MRNA- AUGCCUACAUG...

A: Nucleic acids are present inside the nucleus to store and pass genetic information and thus control ...

Q: (f) Given alongside is an experimental set up to study a particular process: Water drops Bell jar Tw...

A: (I) The act of perspiring or we call it Transpiration. (ii) 'Transpiration is the loss of water as w...

Q: Types of homo sapiens

A: Homo is a genus that arose from the (now extinct) genus Australopithecines and includes the extant s...

Q: ne pallent s a 85-year-old Hispanic male who himself to our office and is complaining of chest pain ...

A:

Q: 1. If there are 500 eagles in a population in year 1, and 550 eagles in the population in year 2, wh...

A: Population change is caused by birth, deaths, immigration and emigration. Population grows when numb...

Q: in your own words, describe how genetic diversity makes a population resilient to environmental chan...

A: Genetic diversity is defined as the potential to resist a number of epidemics as well as diseases. G...

Q: In Drosophila, Lyra (Ly) and stubble (Sb) are dominant mutations located at locus 40 and 58, on chro...

A: "Genetic variation" is the result of the recombination of genetic material during the inheritance pr...

Q: State the law of independent assortment in modern terms.

A: Introduction :- According to Mendel's law of independent assortment, alleles from two (or more) diff...

Q: What is your stand on GMO

A: A genetically modified organism (GMO) is an animal, plant, or microbe whose DNA has been altered usi...

Q: Discuss the concept of termination of neurotransmitter action by comparing the mechanisms by which a...

A: * In a chemical synapse, the pre synaptic and post synaptic membranes are separated by a fluid fille...

Q: Which of these is a tetrapod that is NOT an amniote?

A: Tetrapoda is a Greek term that means "four legs. The Tetrapoda includes amphibians, reptiles (includ...

Q: In what sense is natural selection more an editing process than a creative process?

A: Variation is vital for species survival because it allows the organism to overcome adversity. Specie...

Q: Isn’t soil just lifeless dirt?

A: ANSWER: No, soil cannot be attributed as lifeless dirt since it is an integral component of the orig...

Q: Q2. Complete the table below with a tick to show which of the following statements describe the mole...

A: Introduction: Amino Acids are chemical molecules that combine to produce proteins and are hence know...

Q: Q1. The total area of a haemocytometer chamber is . a) 1 mm? b) 15 mm? c) 16 mm? d) 9 mm? Q2. Trypan...

A: The hemocytometer was originally invented by Louis-Charles Malassez to count blood cells.  A hemocyt...

Q: Each DNA strand has a backbone that consists of alternating (a) purines and pyrimidines (b) nucleoti...

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

Q: Indicate what type of survivorship curve this is and explain why.

A: Survivorship curves represent or depict the number of individuals in a population who are alive at d...

Q: Q1. The total area of a haemocytometer chamber is . a) 1 mm? ......... b) 15 mm? c) 16 mm? d) 9 mm? ...

A: Note: As per Bartleby Guidelines, For Remaining Answers Please Repost The Question. Introduction: Th...

Q: Explain what is TFIID ?

A: Transcription initiation requires the binding of RNA polymerase enzyme as well as associated transcr...

Q: Dinosaurs (apart from birds) went extinct at the end of the Permian because they were poorly adapted...

A: Geological time scale is somewhat chart which tells and explains the transformation of simple life i...

Q: Design a set of experiments using chimeric proteins, composed of a mitochondrial precursor protein f...

A: Methotrexate acts as a substitute for the enzyme dihydro folate reductase ( DHFR). This is a DHFR co...

Q: Plot the survivorship curve and indicate what type it is given the following data:

A: A survivorship curve is the graphical  illustration of the number of individuals in a population tha...

Q: Which of these is a tetrapod that is NOT an amniote? A. Ostrich B. Shark C. Rattlesnake D. Salamande...

A: * The tetrapods are superclass of animals belong to class tetrapoda that consists of  all limbed ve...

Q: Joanna has “short fingers” (brachydactyly). She has two older brothers who are identical twins; both...

A: Given information Joanna suffers from brachydactyly. Her  2 older brothers (twins) also have short ...

Q: Source monitoring errors provide an example of the constructive nature ofmemory. Describe what sourc...

A: The term memory is associated with the phenomenon of retaining various information after some times....

Q: Instruction: The answer must be in minimum of 2 paragraphs and each paragraphs must have a minimum o...

A: Sex is a trait that determines an individual's reproductive function, male or female, in animals and...

Q: Draw a DNA replication diagram

A: * The Messelson Stahl experiment is conducted by Matthew messelson and Franklin stahl which hypothes...

Q: A 23-year-old man is stabbed in a bar fight. The blade of the knife enters his chest in the left 5th...

A: The correct answer is E. Pericardium

Q: What are NUCLEUS  ?

A: Introduction  A cell is the basic unit of life. All organisms are single cellular or multicellular, ...

Plant sensory system

The plant sensory system is a sophisticated system that responds to environmental stimuli such as light,temperature, gravity, and touch. Research predicts that plant hormones and signaling mechanisms areresponsible for this regulation system in plants.