If a homozygous plant with red peppers is crossed with a homozygous plant with green peppers, all the F1 plants have red peppers. When the F1 are crossed with one another, the F2 are in a ratio of 9 red : 3 brown : 3 yellow : 1 green  due to

#Question id: 10809

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

Sieve element sap is rich in sugars and other organic molecules, These molecules represent an energy investment for the plant. How their loss be prevented when sieve elements are damaged?

#Question id: 1265

#SCPH28 | Zoology

An example of an integrin containing cell junction is

#Question id: 446

#SCPH05 I Biotechnology

Which statement is false about ATP?

#Question id: 4171

#SCPH28 | Zoology

Use the table below to determine which template strand DNA sequence (written in the 5ʹ → 3ʹm direction) specifies the tripeptide with the sequence gly-ala-leu.

#Question id: 11549

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

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.