TLS Online TPP Program

#Question id: 349


Increased atmospheric CO2 concentrations might have what effect on seawater?

#SCPH01 Biochemistry
  1. Seawater will become more alkaline, and carbonate concentrations will decrease.

  2. There will be no change in the pH of seawater, because carbonate will turn to bicarbonate.

  3. Seawater will become more acidic, and carbonate concentrations will decrease.

  4. Seawater will become more acidic, and carbonate concentrations will increase.

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TLS Online TPP Program

#Question id: 4740

#SCPH28 | Zoology

Following metabolic pathway for synthesis of anthocyanin product ? Which of the following cross produced all purple phenotype in their progeny ?

TLS Online TPP Program

#Question id: 4741

#SCPH01 Biochemistry

The F2 progeny from a particular cross exhibit a modified dihybrid ratio of 9 : 7 (instead of 9 : 3 : 3 : 1). What phenotypic ratio would be expected from a testcross of the F1?

TLS Online TPP Program

#Question id: 4741

#SCPH06 I Botany

The F2 progeny from a particular cross exhibit a modified dihybrid ratio of 9 : 7 (instead of 9 : 3 : 3 : 1). What phenotypic ratio would be expected from a testcross of the F1?

TLS Online TPP Program

#Question id: 4741

#SCPH12 I Genetics

The F2 progeny from a particular cross exhibit a modified dihybrid ratio of 9 : 7 (instead of 9 : 3 : 3 : 1). What phenotypic ratio would be expected from a testcross of the F1?

TLS Online TPP Program

#Question id: 4741

#SCPH28 | Zoology

The F2 progeny from a particular cross exhibit a modified dihybrid ratio of 9 : 7 (instead of 9 : 3 : 3 : 1). What phenotypic ratio would be expected from a testcross of the F1?

TLS Online TPP Program

#Question id: 4742

#SCPH01 Biochemistry

In birds, sex is determined by a ZW chromosome scheme. Males are ZZ and females are ZW. A recessive lethal allele that causes death of the embryo is sometimes present on the Z chromosome in pigeons. What would be the sex ratio in the offspring of a cross between a male that is heterozygous for the lethal allele and a normal female?