Describe the pathway water would follow from the soil to the stem of a plant.

Q: The images shown depict the initiation and elongation steps in protein translation. Arrange the imag...

A: The amount of mRNA which is define with the mechanism that is usually produced by a gene is limited,...

Q: Speciation on islands is influenced by a) island gigantism b) adaptive evolution c) variation in spe...

A: Speciation is the phenomenon by which a different species emerges through evolution.

Q: A small population of birds lived on an island. They were all the same species and ate a large varie...

A: A geographically continuous population has a gene pool that is relatively homogeneous. Gene flow, th...

Q: Please answer fast Odessa clovis                     AUGCAUGGUACAGGA O. allystair                 ...

A: DNA utilizes four bases, adenine (A), guanine (G), cytosine (C), and thymine (T), in its code. RNA a...

Q: A drug company is developing a new pregnancy-test kit for use on an outpatient basis. The company us...

A: PV+ value refers to the positive predictive value in a test for a disease. It can be calculated usin...

Q: 2. A woman has blood-types A and M. She has a child with blood-types O and M. The following men, hav...

A: The ABO and MN blood group system is based on the presence of specific antigen on the plasma membran...

Q: Define secondary palate

A: Secondary palates are seen in vertebrates, and in humans, the formation is thought to begin during t...

Q: If A/A⋅ B/B is crossed with a/a ⋅ b/b and the F1 is testcrossed, what percentage of the testcross pr...

A: Introduction: The unlinked genes or genes that occur on separate chromosomes s=assort independently ...

Q: 1. Errors in cellular division can lead to a, Polyploidy. b.Tetraploids. c.New gametic chromosomal n...

A: The fundamental and active biological process by which a parent cell,  after replication of its comp...

Q: When added sugar is consumed in excess of calorie needs   1. it suppresses the insulin response  ...

A: Insulin It is a peptide hormone released by the beta cells of the pancreas. It is responsible for re...

Q: Mr. Fede runs an experiment to see if eating fatty foods raises cholesterol He uses two groups of ra...

A: Fat provide essential fatty acids that is important for healthy life. But, excess intake of fat for ...

Q: answer

A: Anthropogenic climate changes stress importance of understanding why people harm the environment des...

Q: What is peritoneum ? Write down its many layers?

A: The serous membrane is a thin membrane that outlines interior body cavities and organs such as the h...

Q: Resource partitioning among species leads to _________ levels of competition

A:

Q: What is the direction of the clavicle to the deltoid

A: Clavicle: *clavicle also called collar bone is know as beauty bone of the body as it has prominent l...

Q: What is the function of stomata/guard cells?  When are they open?  When are they closed?

A: Stomata (singular stoma) are tiny pores on the surface of leaves that are responsible for regulating...

Q: What are the advantages of the cyclical nature of the seminiferous epithelium and the wave-like arra...

A: The seminiferous epithelium refers to all the cellular interactions that occur between Sertoli cells...

Q: O It may protect against TB. OIt diminishes the pain caused by sickle cell anemia. O Harmful genes c...

A: Heterozygous genotype possess one of each allele for a particular trait. Tay sachs disease is a dete...

Q: The ulnae of victims of the Colorado cannibal, Alferd Packer, exhibited perimortem cuts on their out...

A: Forensic anthropology is a branch of anthropology that deals with using bone analysis and archaeolog...

Q: Illustrate the relationships among the membranes and compartments of (a) mitochondria and (b) chloro...

A: Cell organelles can be described as the organs located in living cell’s cytoplasm. Organelles of dif...

Q: Explain the relationship between SARS CoV and SARS CoV-2.

A: SARS-CoV is refered to as Severe Acute Respirstory Syndrome Coronavirus. SARS CoV-2 is a novel coron...

Q: Are chiasmata visible manifestations of crossover events?

A: The exchange of genetic material between homologous chromosomes that results in recombinant chromoso...

Q: what is sex and what are the steps of doing it ?

A: Sex is a type of response that comprises four distinct phases and these are: Excitement Plateau Org...

Q: The duct drains into the left subclavian vein.

A: Chyle is a milky substance. It comprises lymph, as well as emulsified fats or free fatty acids. It i...

Q: 1. Why is saltatory conduction along a myelinated axon faster than continuous conduction along an un...

A: The nucleus and other cell organelles are terms to describe that they are usually  found in the cell...

Q: Artificial photosynthesis history? Who developed it? And when did major advancements about it happen...

A: Artificial photosynthesis is a chemical process not a biochemical process which occur inside the pla...

Q: The process of cellular respiration: is when the bonds of a glucose molecule are broken and energy i...

A: Introduction: Respiration is the process through which the nutrients we eat are converted into usefu...

Q: How is it that only a few transcription factors can initiate cell type specific gene expression?

A: Transcription is the process of copying (transcription) a gene's DNA sequence into an RNA molecule. ...

Q: Identify the demographic transition stage for a country that has an age structure consisting of a la...

A: Demographic : It is the statistical characteristics of human population or related to the structure ...

Q: Summarize the steps for general Hematoxylin and Eosin staining procedure through a flow chart.

A: Hematoxylin and eosin staining It is used to identify recognize different types of tissues and their...

Q: What types of similarities in cell structure and function tell biologists about the common origin of...

A: Introduction  Taxonomy is the branch of science that deals with the classification of organisms in h...

Q: Consider the culture type in which growth was distributed throughout the entire medium and explain w...

A: The given culture could be mix culture and it satisfies the given conditions.

Q: paedomorphosis,

A:  Pedomorphosis is an alternative process to metamorphosis in which adults retain larval traits at th...

Q: How is the diversity in human skin color related to human environmental adaptation?

A: Human skin color variations are adaptive characteristics that are linked to geography and UV exposur...

Q: This onion root cell is

A: An onion root tip is a rapidly growing part of the onion and thus many cells will be in different st...

Q: Is there a significant relationship among the different organ systems in one's body in ensuring its ...

A: Organs are made up of tissues that collaborate to accomplish a certain function for the entire body....

Q: 7. Can a food chain ever begin with a consumer? Explain 8. Why are certain populations vital in a sp...

A: Introduction :- A food chain is a network of links in a food web that begins with producer organisms...

Q: Any explanation of how artificial photosynthesis can be beneficial to our ecosystems and/ or society...

A: Photosynthesis is a process done in plants to produce oxygen & energy. Plants with the help of c...

Q: A 5mL sample diluted 1:1 with trypan blue is counted using a hemocytometer. A total of 325 viable ce...

A: Haemocytometer is a counting chamber device use to count the cells. 

Q: Cells can make the non-essential amino acids. To do so, they need a specific enzyme. Which of the fo...

A: Introduction :- Tissue growth and repair, immunological function, red blood cell creation, and hormo...

Q: What roles do microtubules play in movement by cilia and flagella?

A: Cilia and Flagella are dynamic cytoplasmic filamentous structures that protrude through the cell wal...

Q: What are the advantages and disadvantages of using the Hanging drop technique?

A: Hanging drop technique It is a method used for the examination of living, very small organisms. It i...

Q: Choose the sentence that best relates to Translocation Group of answer choices A: A chromosomal muta...

A: The correct option is A - a chromosomal mutation where genetic material is switched between two chro...

Q: DNA polymerases used in PCR

A: The polymerase chain reaction (PCR) is a method for rapidly producing millions of copies of the desi...

Q: 18. To "eat" starch, a microbe must be able to cleave (choose all that apply) A. peptide bonds B. pr...

A: INTRODUCTION Answer of question 18  is given below.

Q: Why is it necessary to maintain aseptic conditions in microbiology?

A: Aseptic conditions means microbs free environment. Microbs means bacteria, virus and fungi. It may c...

Q: Klariz, a 28-year-old woman with type o blood and Ricci, a 30-year-old man with type AB blood are ex...

A: Monohybrid cross is a type of genetic cross between individuals. 

Q: The presence of Barr bodies in a cell indicates

A: A Barr body also known as X-chromatin is the inactive X chromosome  present in a cell with multiple ...

Q: The fossil record provides evidence for:    A.When organisms lived on earth   B. How some species ha...

A: The fossil record is the story of life's development as preserved in sedimentary rock by fossils, wh...

Q: The total energy in linoleic acid is 2,520 kcal/mol and the total amount of ATP that can be resynthe...

A: Introduction: Linolenic acid is a type of fatty acid. Linolenate (in the form of esters of linolenic...

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.