Abiotic and Biotic Factors Homework Name There are three species of fish living in stream. Species 1 likes colder, clear, fast moving water. Snocies 2 likes warmer slow moving water with lots of suspended particles Species3 likes

Q: 45- Which of the following is not considered as lower motor neuron: a- Gamma neuron C- Golgi tendon ...

A: Introduction:- Motor neurones are cells in the brain and spinal cord that transfer orders from the b...

Q: High-energy electrons being passed from carrier to carrier along the electron transport system in ce...

A: This question belongs to the function of electron transport chain.

Q: Which statement is NOT the function of restriction enzyme?

A: Answer: It ligates the desired to gene to vector’s plasmid. 

Q: Which of the following plant-like protists exhibits behavior of both plants and animals? Group of an...

A: Protists are single celled eukaryotic organisms. They are mostly aquatic organisms and have diverse ...

Q: 7. The beoads on a string in the picture represent what in terms OE DRA 20lding? "Beads on a string"...

A: Template strand is also known as sense strand. This is actively involved in transcription. The compl...

Q: QUESTION The amino acid precursor of thyroid hormones, that iodine is added to, then forms the Ty an...

A: INTRODUCTION Answers of Question 8,9 and 10 is given below.

Q: How is the early diagnosis of genetic diseases usually done?

A: Introduction The diagnosis of genetic diseases can be made during the prenatal period, either throug...

Q: In Cell division of sex cell; why it is necessary to undergo or complete the Meiosis I and Meiosis I...

A: Answer :- In cell division of sex cell it is necessary to undergo or complete the Meiosis I and Meio...

Q: Answer only  Which classification of fungi reproduce via motile flagellated spores? Group of answer...

A: Fungi is a kingdom under Whittaker classification. This system is proposed by Whittaker in 1969.  

Q: Choose the statement that is incorrect.a. A son can inherit a recessive allele on anX chromosome fro...

A: The transmission of features or information from one generation of persons or cells to the next is r...

Q: How would the discovery of DNA and how DNA "works" have changed how scientists could research develo...

A: The discovery of DNA has a great contribution to the field of Science and its advancements. The firs...

Q: The body produces a normal amount of testosterone. However, a particular cell you are studying has a...

A: Answer - B. The cell will make less mRNA in response to testosterone exposure. Explanation - The act...

Q: Evaluate marine protected areas and reserves as solutions for conserving biodiversity

A: With the sole aim of conserving endangered marine species, marine protected areas and reserves have ...

Q: How would the discovery of DNA and how DNA "works" have changed how scientists could research develo...

A: The genome of an organism is acquired from their parents, half from mom and half from dad. The gamet...

Q: DNA sequences in many human genes are very similar to the sequences of corresponding genes in chimpa...

A: Convergent evolution In convergent evolution unrelated species develop similar character as they ada...

Q: Meiosis: Events Put the letter of each meiotic stage next to the correct event. Use each answer choi...

A: Meiosis is a sort of cell division that redices the quantity of chromosomes in the parent cell by ha...

Q: Give the following details of the phyla Proteobacteria (-Alpha, Beta-, Delta-, Epsilon) Gene...

A:   In 1987, the American  microbiologist Carl Woese , suggested that a diverse and a large group of b...

Q: 5 RIM Habitat Isolation ,Temporal Isolation , Behavioral Isolation , Mechanical Isolation , Genetic...

A: The organisms of similar species are isolated and this happens when there is something between the l...

Q: (a) Name the following : (1) The phenomenon by which living or dead plant cells absorb water by surf...

A: A cell is the smallest unit of life. It is divided into two types: prokaryotic and eukaryotic. A cel...

Q: During exercise, activation of alpha-adrenergic receptors in skeletal muscle arterioles: A)is oppose...

A: *There are three types of adrenergic receptors are present alpha beta-1 beta-2 *Alpha receptors ca...

Q: 47- Damage of motor neuron cortices on the left side of brain will cause: a- Left flexor muscles to ...

A:     If there is damage that occurs in the left motor cortex, then this will be resulting from ...

Q: 31- which of the following is not always a component of a reflex arc: a- effector organ C- CNS b- af...

A: Reflex action is involuntary movement in response to stimulus. Reflex arc is a neural pathway.  

Q: 29- Which of the following binds to Ca to trigger muscle contraction: A. Tropomyosin B. Troponin C. ...

A: Skeletal muscles are usually attached to bones and tendons composed of connective tissue . Thin fila...

Q: which statement is false?   a. Electrons do not usually flow through the electron-transport chain to...

A: Oxidative Phosphorylation:  The metabolic route in which cells use enzymes to oxidise nutrients, rel...

Q: What body systems are affected by eubacterium?

A: The eubacteria are also known as true bacteria. They are unicellular prokaryotic organisms that have...

Q: Which of the following statements BEST describes the process of DNA Replication? Group of answer cho...

A: To answer this question, each option is analysed as follows and final conclusion is drawn in step 2....

Q: meiotic stage. Each a

A:

Q: Which of the following characteristics is shared by all types of fungi?

A: The topic discussed in the question re about FUNGI .

Q: Assuming a Hardy-Weinberg equilibrium, 21% of a population is homozygous dominant, 50% is heterozygo...

A: The problem based on Hardy Weinberg equilibrium.  

Q: What differentiates Phylum Cyanobacteria, Chlorobi, Chlamidiae, Spirochaetes, Bacteriodes, Firmicute...

A: autotrophic organisms are ones that produce their own food.  

Q: A viral protein binding to the cellular receptor induces which of the following: O a.A conformationa...

A: A viral protein binding to cellular receptor induces which of the following:

Q: Read the list of vestigial structures found in humans. Then hypothesize a possible function for each...

A: A rudimentary structure in humans that have no apparent function and appear to be residual parts fro...

Q: Which of the following substances adds equivalent DNA nucleotides to the 3' end of Okazaki fragments...

A: DNA polymerase I 

Q: . The following data represent the base compositions of double-stranded DNA from two different bacte...

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

Q: What molecular biology principle is the basis for DNA fingerprinting?

A: DNA fingerprinting is a molecular technique which can detect minisatellites in the genome to produce...

Q: Coomassie dye is the equivalent of what component used in analysis of DNA by agarose gel electrophor...

A: Western blot helps to identify specific proteins from a mixture of proteins and this step follows af...

Q: Which is an example of disruptive selection? Group of answer choices Drug resistance increases with ...

A: Answer correct answer = Panay island snails mainly have two different phenotypes, black and white sh...

Q: in how mutations in the R or C subunit of cAMP-dependent protein kinase (PKA)  might lead to (a) a c...

A: One of the best-studied members of the big protein kinase superfamily is cAMP-dependent protein kina...

Q: Evolutionary Thought: answer the question in essay form. Explain the differences between allele, ge...

A: Genetics is the study of organisation, expression and transfer of heritable genetic information.  Th...

Q: Changes in muscle structure ODevelopment of new and usable vestigial structures Evolved differently ...

A: Evolution is a orderly change in the condition of organisms from one life form to another over milli...

Q: 3- a muscle contracts more forcefully if: a- its motor units contracted simultaneously. b- the amoun...

A: Muscle contraction is regulated through the the function of alpha motor neuron/lower motor neurone w...

Q: Describe the production process of wine, highlighting the role of the microorganisms involved and st...

A: * The process of making wine has  following processes: harvesting crushing grapes fermenting ageing...

Q: Jescribe the method of seed dispersal of the fruit & seeds in the picture below. The more detailed y...

A: Plants are a large group of of organisms that inhabit the earth. Plants are the only autotrophs on e...

Q: Describe the function of the PTEN phosphatase in the PI-3 kinase signaling pathway. Why does a loss-...

A: The PTEN gene encodes phosphatase and tensin homolog, which is a phosphatase in humans. and is a cla...

Q: Which level of classification is the LEAST inclusive? Group of answer choices phylum kingdom family ...

A: The system of classification classifies organisms into different levels of taxonomic groups. Inclusi...

Q: After fire devastates all of the trees in a wide swath of forest, populations of a species of tree-d...

A: A gene is a short sequence of nucleotides on a chromosome or DNA molecule that codes for the creatio...

Q: Compare and contrast TRANSLATION in prokaryotes and eukaryotes

A:

Q: Describe the fate of the λ phage during the infection process with mutants in the following genes: ...

A: Bacteriophages are a large category of viruses with a wide range of characteristics. DNA or RNA can ...

Q: To release DNA from cells, detergent is used to disrupt the membranes of the cell and nucleus. What ...

A: Membranes are primarily composed of a bilayer of lipids(fats). In addition to lipids, there are prot...

Q: Figure 3.31 shows a stem cross section of Hibiscus rosasinensis stem captured at LPO. Label the visi...

A: In this image, a-g represents: a: epidermis b: cork c: parenchyma d: cambium e: pith f: collenchyma ...