TLS Online TPP Program

#Question id: 4633


Natural selection is based on all of the following except

#Unit 11. Evolution and Behavior
  1. individuals adapt to their environments and, thereby, evolve.

  2. the best-adapted individuals tend to leave the most offspring.

  3. individuals who survive longer tend to leave more offspring than those who die young.

  4. populations tend to produce more individuals than the environment can support.

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TLS Online TPP Program

#Question id: 27120

#Unit 4. Cell Communication and Cell Signaling

A case of sarcomas grow as individual cells in blood

TLS Online TPP Program

#Question id: 10286

#Unit 6. System Physiology – Plant

The enzyme aldolase, catalyzes a reversible aldol condensation, Fructose 1,6-bisphosphate is cleaved to yield two different triose phosphates, glyceraldehyde 3-phosphate, an aldose, and dihydroxyacetone phosphate, a ketose. There are two classes of aldolases such as;

A) Class I aldolases

B) Class II aldolases

i) Found in animals and plants

ii) Found in in fungi and bacteria

iii) formation of protonated Schiff base on enzyme and its active site contain lysine residue

iv) do not form the Schiff base intermediate and a zinc ion at the active site is coordinated with the carbonyl oxygen at C-2

In which of the following option is the given enzyme with its correct statements?

TLS Online TPP Program

#Question id: 18887

#Unit 13. Methods in Biology

Drumstick appearance in the microscopy is the distinguishing characteristics of:

TLS Online TPP Program

#Question id: 3558

#Unit 8. Inheritance Biology

Cystic fibrosis (CF) is a Mendelian disorder in the human population that is inherited as a recessive. Normal parents have two children with CF. The probability of their next child being normal son for this characteristic.

TLS Online TPP Program

#Question id: 4795

#Unit 8. Inheritance Biology

 There is Gene A is normal growth while mutant allele a was shown to small size. A allele dominant over a allele.

Condition

Male Parent genotype

Female parent genotype

Offspring Phenotype

Maternal imprinting

AA

aa

i

Paternal Imprinting

AA

aa

ii

Genetic Maternal effect

AA

aa

iii

No Genomic Imprinting

AA

aa

iv