Give examples of biological rhythms and describe some of the physiological mechanisms responsible for them.

Q: 1) A blocked-off meander 2) The shape of a stream that is being actively eroded 3) A triangular depo...

A: Groundwater is the major source of freshwater. Freshwater is also available from resources such as g...

Q: Water Cycle: Condensation, Evaporation, Runoff, Transpiration, Precipitation, Infiltration 1) Snow, ...

A: The water cycle is a hydrologic cycle that can be defined as a continuous circulation of water prese...

Q: In what ways does your success on a biology exam depend on synaptic plasticity? (Include the roles o...

A: A new twist to the relationship between synaptic plasticity and learning and memory is been revealed...

Q: Distinguish between active and passive immunity.Give examples of each.

A: Immunology is the branch of science which deals with the study of the immune system, immune response...

Q: Which of the following is not a correct pair? (a) neurohormone; insect brain hormone (b) calcium; ca...

A: Hormones are the chemical messengers that gets secreted into blood directly and gets carried to body...

Q: What two chemicals are altered in metabolic acid-base disturbances?

A: It is controlled or kept in balance by the lungs, kidney and the buffer systems. Acidosis is a condi...

Q: Compare/contrast intracellular vs. plasma membrane receptors.  Where is each receptor located, and w...

A: The receptors undergo a change in the confirmation on binding to a ligand. This initiates a cascade ...

Q: Would different types of metals be more effective (in terms of anatomy or cost-to-benefit ratio) in ...

A: Living body is composed of various elements which may be either metals or nonmetals. For example, th...

Q: The afferent arteriole delivers blood to the (a) renal artery (b) efferent arteriole (c) renal vein ...

A: BASIC INFORMATION  KIDNEY  It is a paired organ present in our body which is bean - shaped. It is re...

Q: In a DNA double helix, why doesn't an A or T form two hydrogen bonds (out of three possible) with G ...

A: The DNA (deoxyribonucleic acid) is made up of nucleotide bases that are made up of nitrogenous bases...

Q: Which of the following systemic diseases is one of theworld’s greatest public health problems, being...

A: A systemic disease is defined as a disease that will either affect other and different parts of the ...

Q: Write the sequence of the complementary DNA strand thatpairs with each of the following DNA base seq...

A: A nucleotide is formed by nitrogenous base, sugar and phosphate. Commonly found bases in DNA are: Ad...

Q: What types of sensations are perceived at joints, and from whatsources do joints receive nourishment...

A: The joint is defined as the articulation between two bones in the body and are classified on the bas...

Q: The shape of the external ear is due toa. skeletal muscle.b. elastic cartilage.c. fibrocartilage.d. ...

A: A biological cell is a hub of metabolic activities. The group of biological cells that perform alike...

Q: . Suggest the effects of each of the following mutations on the physio- logical role of chymotrypsin...

A: Chymotrypsin produce in the pancreas and becomes active in the small intestine part which duodinum

Q: Is there any advantage to a leaf in having palisade mesophyll on the upper half and spongy mesophyll...

A: Leaf, the food producers of the plant. PALISADE MESOPHYLL- They are known as leaf cells located belo...

Q: How has the concept of a reference genome evolved toencompass a broader understanding of genomic var...

A: Answer- Genome is the total set of genes present in the haploid content of the DNA of an organism. I...

Q: In mammals, males have X and Y sex chromosomes, while females have two Xs. While the Y sex chromosom...

A:   In an XY-chromosomal system of sex determination in mammals, both X and Y-chromosomes are sex chro...

Q: What overall trend statement could you make about the impact of the brown tree snake on bird populat...

A: Brown tree snake  Brown tree snake biological name Boiga irregularis, sometimes also known as brown ...

Q: Why do you think that organisms do not use the first steps of meiosis (up to and including meiotic c...

A: Cell division is the cycle by which a parent cell separates into at least two daughter cells. Cell d...

Q: What is the challenging concept for microbiology in nursing career and healthcare?

A: Nurses provide and monitor patient care,educate patients and family members about health conditions,...

Q: When a storage organ becomes active after dormancy and mobilizes its reserves, the starch is usually...

A: All seeds need appropriate ecological conditions to grow. At the point when they presented to these ...