Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 38334
TLS Online TPP Program

#Question id: 6953

Maternal factors are:

#I Life Science/ Life Sciences Group – I-V
  1. energy rich proteins and lipids packaged into the vegetal pole
  2. mRNAs and proteins packaged into the egg by the mother, which act to control early development in the embryo
  3. genes contributed to the embryo by the maternal haploid genome
  4. components of the cortical granules which prevent polyspermy
More Questions
TLS Online TPP Program

#Question id: 2308

#I Life Science/ Life Sciences Group – I-V

In what way are the Archaea more similar to the Eukarya than to the Bacteria?
TLS Online TPP Program

#Question id: 2661

#SCPH06 I Botany

In the histidine operon, if the codons coding for histidine were removed, which of the following would you predict would happen?
TLS Online TPP Program

#Question id: 11551

#SCPH28 | Zoology

Polypeptides can have which of the following types of effects?

I) autocrine

II) paracrine

III) endocrine
TLS Online TPP Program

#Question id: 446

#SCPH06 I Botany

Which statement is false about ATP?
TLS Online TPP Program

#Question id: 4735

#SCPH06 I Botany

In corn, three dominant alleles, called A, C, and R, must be present to produce colored seeds. Genotype A/–; C/– ; R/– is colored; all others are colorless. A colored plant AaCCRr is crossed with colorless plant aaCcRr. What proportional of offspring plant with colorless seed?