TLS Online TPP Program

#Question id: 38060


Which of the following is true for direct somatic embryogenesis?

#Plant Biotechnology
  1. Embryos arise from callus tissue
  2. Embryos initiate directly from explant tissue without callus proliferation
  3. Requires formation of induced embryogenic determined cells
  4. Only occurs in leaf tissues
More Questions
TLS Online TPP Program

#Question id: 11549

#Biochemistry

If a biochemist discovers a new molecule, which of the following pieces of data would allow her to draw the conclusion that the molecule is a steroid hormone?

I) The molecule is lipid soluble.

II) The molecule is derived from a series of steps beginning with cholesterol.

III) The molecule acts at a target tissue some distance from where it is produced.

IV) The molecule uses a transport protein when in an aqueous solution such as blood.

TLS Online TPP Program

#Question id: 11549

#Zoology

If a biochemist discovers a new molecule, which of the following pieces of data would allow her to draw the conclusion that the molecule is a steroid hormone?

I) The molecule is lipid soluble.

II) The molecule is derived from a series of steps beginning with cholesterol.

III) The molecule acts at a target tissue some distance from where it is produced.

IV) The molecule uses a transport protein when in an aqueous solution such as blood.

TLS Online TPP Program

#Question id: 11550

#Biochemistry

Which of the following are similar in structure to cholesterol?

I) estradiol

II) insulin

III) glucocorticoids

IV) testosterone

V) antidiuretic hormone

TLS Online TPP Program

#Question id: 11550

#Zoology

Which of the following are similar in structure to cholesterol?

I) estradiol

II) insulin

III) glucocorticoids

IV) testosterone

V) antidiuretic hormone

TLS Online TPP Program

#Question id: 11551

#Biochemistry

Polypeptides can have which of the following types of effects?

I) autocrine

II) paracrine

III) endocrine

TLS Online TPP Program

#Question id: 11551

#Zoology

Polypeptides can have which of the following types of effects?

I) autocrine

II) paracrine

III) endocrine