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#Question id: 2629


Case of constitutive mutants,

#Unit 2. Cellular Organization
  1. Lac Oc, required a higher concentration of repressor to achieve full binding than did the wild-type operator.

  2. Lac I-, that causes the repressor to bind IPTG more loosely than normal.

  3. Only A

  4. A & B both


Answer:- Option(s): 3


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#Question id: 11796

#Unit 7. System Physiology – Animal

Which of the following hormones is largely unbound to plasma proteins?

TLS Online TPP Program

#Question id: 14708

#Unit 5. Developmental Biology

Difference between gastrulation in Xenopus and sea urchin;
I. In Xenopus, formation of blastopore: mesoderm and endoderm move inside by involution over blastopore lip.
II. In sea urchin, formation of blastopore: mesodermal cells migrate into the interior; endoderm moves inside by invagination of the epithelial sheet.

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#Question id: 33275

#Unit 2. Cellular Organization

Which of the following is the central player in chromosome segregation?
a. Interpolar microtubules
b. Astral microtubules
c. K-fibers

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#Question id: 2550

#Unit 2. Cellular Organization

In plant cells, the middle lamella ________.

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#Question id: 7067

#Unit 5. Developmental Biology

Which gene on the Y chromosome transforms the bipotential gonad into a testis in mammals?

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