What is the average cell cycle span for a mammalian cell? -Biology

What is the average cell cycle span for a mammalian cell? -Biology
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The duration 19-21 days refers to: (1) incubation period of hen's egg (2) average life-span of a red blood cell in humans (3) the period of menstrual cycle soon after menstruation, during which fertilisation is most likely to occur (4) period of completion of one schizogony cycle of malarial parasite inside a red blood cell

Description : The duration 19-21 days refers to: (1) incubation period of hen's egg (2) average life-span of a red blood cell in humans (3) the period of menstrual cycle soon after menstruation, during ... to occur (4) period of completion of one schizogony cycle of malarial parasite inside a red blood cell

Last Answer : (3) the period of menstrual cy-cle soon after menstruation, during which fertilisation is most likely to occur Explanation: The menstrual cycle is the scientific term for the physiological changes ... 21 days or more between a woman's shortest and longest cycle lengths is considered very irregular

The duration 19-21 days refers to: (1) incubation period of hen’s egg (2) average life-span of a red blood cell in humans (3) the period of menstrual cycle soon after menstruation, during which fertilisation is most likely to occur (4) period of completion of one schizogony cycle of malarial parasite inside a red blood cell

Description : The duration 19-21 days refers to: (1) incubation period of hen's egg (2) average life-span of a red blood cell in humans (3) the period of menstrual cycle soon after menstruation, during ... to occur (4) period of completion of one schizogony cycle of malarial parasite inside a red blood cell

Last Answer : the period of menstrual cycle soon after menstruation, during which fertilisation is most likely to occur

In mammalian cell cycle, synthesis of DNA occurs during (A) S phase (B) G1 phase (C) Mitotic Phase (D) G2 phase

Description : In mammalian cell cycle, synthesis of DNA occurs during (A) S phase (B) G1 phase (C) Mitotic Phase (D) G2 phase

Last Answer : Answer : A

What is the average life span of a circulating red blood cell? -Biology

Description : What is the average life span of a circulating red blood cell? -Biology

Last Answer : answer:

The oestrous cycle is a characteristic of (a) human females only (b) mammalian females other than primates (c) human males only (d) mammalian males other than primates.

Description : The oestrous cycle is a characteristic of (a) human females only (b) mammalian females other than primates (c) human males only (d) mammalian males other than primates.

Last Answer : b) mammalian females other than primates

The mean intracellular concentration of ATP in mammalian cell is about (A) 1 mM (B) 2 mM (C) 0.1 mM (D) 0.2 mM

Description : The mean intracellular concentration of ATP in mammalian cell is about (A) 1 mM (B) 2 mM (C) 0.1 mM (D) 0.2 mM

Last Answer : Answer : A

Chain elongation of fatty acids occurring in mammalian liver takes place in which of the following subcellular fractions of the cell? (A) Nucleus (B) Ribosomes (C) Lysosomes (D) Microsomes

Description : Chain elongation of fatty acids occurring in mammalian liver takes place in which of the following subcellular fractions of the cell? (A) Nucleus (B) Ribosomes (C) Lysosomes (D) Microsomes

Last Answer : Answer : D

A matured mammalian cell without nucleus is – (1) Lymphocyte (2) Erythrocyte (3) Spermatozoan (4) Oocyte

Description : A matured mammalian cell without nucleus is – (1) Lymphocyte (2) Erythrocyte (3) Spermatozoan (4) Oocyte

Last Answer : (2) Erythrocyte Explanation: Mammalian erythrocytes are unique among the vertebrates as they are nonnucleated cells in their mature form. These cells have nuclei during early phases of ... lose all other cellular organelles such as their mitochondria, Golgi apparatus and endoplasmic reticulum.

Restriction endonucleases (a) are present in mammalian cells for degradation of DNA when the cell dies (b) are used in genetic engineering for ligating two DNA molecules (c) are used for in vitro DNA synthesis (d) are synthesized by bacteria as part of their defense mechanism.

Description : Restriction endonucleases (a) are present in mammalian cells for degradation of DNA when the cell dies (b) are used in genetic engineering for ligating two DNA molecules (c) are used for in vitro DNA synthesis (d) are synthesized by bacteria as part of their defense mechanism.

Last Answer : (d) are synthesized by bacteria as part of their defense mechanism.

If the distance between two consecutive base pairs is 0.34 nm and the total number of base pairs of a DNA double helix in a typical mammalian cell is 6.6 × 109 bp, then the length of the DNA is approximately (a) 2.0 meters (b) 2.5 meters (c) 2.2 meters (d) 2.7 meters.

Description : If the distance between two consecutive base pairs is 0.34 nm and the total number of base pairs of a DNA double helix in a typical mammalian cell is 6.6 × 109 bp, then the length of the DNA is approximately (a) 2.0 meters (b) 2.5 meters (c) 2.2 meters (d) 2.7 meters.

Last Answer : (b) 2.5 meters

The mammalian cell that are known not to contain lysosomes are a. WBc b. RBc c. Platellet d. none of them

Description : The mammalian cell that are known not to contain lysosomes are a. WBc b. RBc c. Platellet d. none of them

Last Answer : RBc

If the distance between two consecutive base pairs is 0.34 nm and the total number of base pairs of a DNA double helix in a typical mammalian cell is 6.6 × 109 bp, then the length of the DNA is approximately (a) 2.0 meters (b) 2.5 meters (c) 2.2 meters (d) 2.7 meters.

Description : If the distance between two consecutive base pairs is 0.34 nm and the total number of base pairs of a DNA double helix in a typical mammalian cell is 6.6 × 109 bp, then the length of the DNA is approximately (a) 2.0 meters (b) 2.5 meters (c) 2.2 meters (d) 2.7 meters.

Last Answer : (c) 2.2 meters

The extra embryonic membranes of the mammalian embryo are derived from (a) trophoblast (b) inner cell mass (c) formative cells (d) follicle cells

Description : The extra embryonic membranes of the mammalian embryo are derived from (a) trophoblast (b) inner cell mass (c) formative cells (d) follicle cells

Last Answer : (a) trophoblast

In the mammalian body, this element plays many important roles. Try to identify this element with the fewest number of clues. This element is required to insure the integrity and permeability of cell membranes, to regulate nerve and muscle excitability, to help maintain normal muscular contraction, and to assure cardiac rhythmicity. It also plays a essential role in several of the enzymatic steps involved in blood coagulation and is the most important element of bone salt. Name this element.

Description : In the mammalian body, this element plays many important roles. Try to identify this element with the fewest number of clues. This element is required to insure the integrity and permeability of ... involved in blood coagulation and is the most important element of bone salt. Name this element.

Last Answer : ANSWER: Calcium 

A matured mammalian cell without nucleus is (1) Lymphocyte (2) Erythrocyte (3) Spermatozoan (4) Oocyte

Description : A matured mammalian cell without nucleus is (1) Lymphocyte (2) Erythrocyte (3) Spermatozoan (4) Oocyte

Last Answer : Erythrocyte

Assertion :- The rate of appearance of new forms is liked to the life cycle or the life span of organisms. Reason :- The organism with short life span

Description : Assertion :- The rate of appearance of new forms is liked to the life cycle or the life span of organisms. Reason :- The organism with short life span

Last Answer : Assertion :- The rate of appearance of new forms is liked to the life cycle or the life span of ... False. D. If both Assertion & Reason are false.

. A shortest time span in the life cycle of a crop when weeding results in highest eco nomic returns a). Economic threshold b). Critical period c). Competitive threshold d). None of these

Description : . A shortest time span in the life cycle of a crop when weeding results in highest eco nomic returns a). Economic threshold b). Critical period c). Competitive threshold d). None of these

Last Answer : b). Critical period

If the average human life span was forty years, would you live your life any differently?

Description : If the average human life span was forty years, would you live your life any differently?

Last Answer : answer:Yes… I would likely be dead by now and surely retired. I would have had kids at 15 and not at 32 and many other things would have been different as well.

What was the dinosaurs average life span?

Description : What was the dinosaurs average life span?

Last Answer : Scientists do not know the exact lifespan of dinosaurs, but they estimate that they lived about 75 to 300 years. Animal lifespans relate in part to their body size and in part to their type of ... more similar to modern birds and mammals. Source:http://www.abc.net.au/dinosaurs/dig_deeper/faq.htm#six

Is there any real correlation between handedness and average life span?

Description : Is there any real correlation between handedness and average life span?

Last Answer : I would chalk it up to lefties living in a righty world giving them unfairly shortened life averages.

What is the average water beetle life span?

Description : What is the average water beetle life span?

Last Answer : Need Answer

Average life span of human RBC is

Description : Average life span of human RBC is

Last Answer : Average life span of human RBC is A. 50 days B. 70 days C. 120 days D. 220 days

What is the average life span of a Yorkshire terrier?

Description : What is the average life span of a Yorkshire terrier?

Last Answer : Yorkshire Terriers have a life expectancy of 12 to 15 years which is a good range for dogs. They are excellent dogs for people who live in apartments, although grooming them can be difficult.

What is the average life span of an inground pool liner?

Description : What is the average life span of an inground pool liner?

Last Answer : Usually liners are guarunteed for 10 years. Liners are known to last much longer than that, if your water is kept correctly, and the pool is well cared for, your liner could last upwards of 25 years.

What is the average time span for recovery from retinal surgery?

Description : What is the average time span for recovery from retinal surgery?

Last Answer : Depending on your health and age retinal eye surgery recovery can vary greatly. Doctors normally quote anywhere from three weeks to several months for full recovery.

What is the average life span of Samsung DLP lamps?

Description : What is the average life span of Samsung DLP lamps?

Last Answer : On average, the life span of a Samsung DLP lamp is between five thousand and eight thousand hours. Usually it will last close to a year, give or take a bit of time.

What's the average life span of a cow?

Description : What's the average life span of a cow?

Last Answer : Cows, which are mature female bovines, can live for as long as 2 to 30 years. The average is 15 years for all cows, regardless of breed.

What's the average life span of a cow?

Description : What's the average life span of a cow?

Last Answer : Cows, which are mature female bovines, can live for as long as 2 to 30 years. The average is 15 years for all cows, regardless of breed.

The average life span for a strategic alliance is about: a) 10 years b) 3 yearsc) 7 yearsd) 5 years

Description : The average life span for a strategic alliance is about: a) 10 years b) 3 years c) 7 years d) 5 years

Last Answer : 7 years

If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span of a square flat slab, should not be less than (A) WL/12 (L - 2D/3)² (B) WL/10 (L + 2D/3)² (C) WL/10 (L - 2D/3)² (D) WL/12 (L - D/3)²

Description : If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span ... (L + 2D/3)² (C) WL/10 (L - 2D/3)² (D) WL/12 (L - D/3)²

Last Answer : Answer: Option C

The average life span of RBC is

Description : The average life span of RBC is

Last Answer : 100-120 days

The average life span of red blood corpuscles is about (1) 100 - 200 days (2) 100 - 120 days (3) 160 - 180 days (4) 150 - 200 days

Description : The average life span of red blood corpuscles is about (1) 100 - 200 days (2) 100 - 120 days (3) 160 - 180 days (4) 150 - 200 days

Last Answer : 100 - 120 days

Largest mammalian vertebra is `:`

Description : Largest mammalian vertebra is `:`

Last Answer : Largest mammalian vertebra is `:` A. Thoracic B. Sacral C. Lumbar D. Cervical

One of the followings is a very unique feature of the mammalian body

Description : One of the followings is a very unique feature of the mammalian body

Last Answer : One of the followings is a very unique feature of the mammalian body A. Presence of diaphragm B. Four-chambered heart C. Rib cage D. Homeothermy

Blood pressure in the mammalian aorta is maximum during

Description : Blood pressure in the mammalian aorta is maximum during

Last Answer : Blood pressure in the mammalian aorta is maximum during A. Diastole of the right ventricle B. Systole ... right atrium D. Systole of the left atrium

Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide aerobically ?

Description : Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide aerobically ?

Last Answer : Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide ... C. Unstriated muscle cells D. Liver cells

In mammalian embryo the pulmonary aorta communicates with carotico-systemic aorta by a narrow ductus arteriosus, in the adult this connection closes l

Description : In mammalian embryo the pulmonary aorta communicates with carotico-systemic aorta by a narrow ductus arteriosus, in the adult this connection closes l

Last Answer : In mammalian embryo the pulmonary aorta communicates with carotico-systemic aorta by a narrow ductus ... C. Ligamentum arteriosus D. None of these

Mature mammalian RBC does not contain `:-`

Description : Mature mammalian RBC does not contain `:-`

Last Answer : Mature mammalian RBC does not contain `:-` A. Membrane bounded cell organelles B. Carbonic anhydrase C. Haemoglobin D. Enzyme of glycolyte pathway

Which is false about visibility of mammalian sperm

Description : Which is false about visibility of mammalian sperm

Last Answer : Which is false about visibility of mammalian sperm A. Sperm is visible for only 24 hours. B. ... medium as sperm is more active in alkaline medium.

Second maturation division of mammalian ovum occurs

Description : Second maturation division of mammalian ovum occurs

Last Answer : Second maturation division of mammalian ovum occurs A. Until after sperm has penetrated ovum B. ... after ovulation before entry into fallopian tube.

Mammalian blastual is known as

Description : Mammalian blastual is known as

Last Answer : Mammalian blastual is known as A. Trophoderm B. Blastocyst C. Foetal blastula D. Oedema.

If mammalian ovum fails to get fertilised, which one of the following is unlikely?

Description : If mammalian ovum fails to get fertilised, which one of the following is unlikely?

Last Answer : If mammalian ovum fails to get fertilised, which one of the following is unlikely? A. ... rapidly declines D. Estrogen secretion further decreases.

Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide aerobically ?

Description : Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide aerobically ?

Last Answer : Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide ... WBCs C. Liver cells D. Kidney cells

Mammalian placenta originates from :

Description : Mammalian placenta originates from :

Last Answer : Mammalian placenta originates from : A. Allantois an d chorion B. Yolksac C. Allantois D. Amnion

Which set of enzymes is found in the acrosome of mammalian spermatozoa :

Description : Which set of enzymes is found in the acrosome of mammalian spermatozoa :

Last Answer : Which set of enzymes is found in the acrosome of mammalian spermatozoa : A. Hyaluronidase , ... Hyaluronidase , CPE , Peptidase D. Hyaluronidase only

Various changes in mammalian sperm which prepare it to fertilise the ovum are called :

Description : Various changes in mammalian sperm which prepare it to fertilise the ovum are called :

Last Answer : Various changes in mammalian sperm which prepare it to fertilise the ovum are called : A. Capacitation B. Regeneration C. Growth D. None of these

At ovulation , the mammalian egg is covered by a membrane called:

Description : At ovulation , the mammalian egg is covered by a membrane called:

Last Answer : At ovulation , the mammalian egg is covered by a membrane called: A. Chorion B. Zona pellucida C. Corona radiata D. Both 2 and 3

The main function of mammalian corpus luteum is to produce:

Description : The main function of mammalian corpus luteum is to produce:

Last Answer : The main function of mammalian corpus luteum is to produce: A. estrogen only B. progesterone C. human chorionic gonadotropin D. relaxin only

Which one of the following statements is not true with respect to viability of mammalian sperm?

Description : Which one of the following statements is not true with respect to viability of mammalian sperm?

Last Answer : Which one of the following statements is not true with respect to viability of mammalian sperm? A ... the medium and is more active in alkaline medium

The second maturation division of the mammalian ovum occurs

Description : The second maturation division of the mammalian ovum occurs

Last Answer : The second maturation division of the mammalian ovum occurs A. In the Graafian follicle following the ... the sperm has fused with that of the ovum