#Question id: 3454
#SCPH06 I Botany
Altruism is favoured when rb - c > 0 where c is fitness cost to altruist, b is fitness benefit to recipient; and r is genetic relatedness. It is under negative selection when
#Question id: 1728
#SCPH05 I Biotechnology
Which of the following is characteristic of B- but not T-cells?
#Question id: 11005
#SCPH28 | Zoology
Which of the following phases of the cardiac cycle follows immediately after the beginning of the QRS wave?
#Question id: 403
#SCPH28 | Zoology
For the reaction A -> B, DG'° = –60 kJ/mol. The reaction is started with 10 mmol of A; no B is initially present. After 24 hours, analysis reveals the presence of 2 mmol of B, 8 mmol of A. Which is the most likely explanation?
#Question id: 6966
#SCPH01 Biochemistry
During gastrulation in the frog, the very first cells to move into the interior of the embryo through the blastopore come from the surface layer of cells in the marginal zone; they will become: