The length of the myosin II neck domain determines the rate of movement.

TLS Online TPP Program

#Id: 9824

#XL - R Botany

Plants that increase stem extension in response to shading are said to exhibit a shade avoidance response.

As shading increases, the R:FR ratio decreases. Shade means far red light

TLS Online TPP Program

#Id: 8878

#XL - R Botany

At the same time that Cdc25C is being activated, mitotic CDKs and Plk1 phosphorylate Wee1, which targets it for destruction through a phosphobinding SCF protein-ubiquitin ligase. This forms positive feedback loop 2

TLS Online TPP Program

#Id: 10618

#XL - R Botany

IV. Gymnosperm

non-flowering plants

Naked seeds (fruits are not produced)

Heterosporous- life cycle

Better adaptation for land habitat

TLS Online TPP Program

#Id: 8755

#XL - T Zoology

Thermodynamic measurements indicate that native proteins are only marginally stable under physiological conditions. The free energy required to denature them is ∼0.4 kJ ∙ mol−1 per amino acid residue.

TLS Online TPP Program

#Id: 7032

#XL - T Zoology

In the most famous example of Lamarck’s theory, giraffes must have stretched their necks to reach foliage above them, and so their necks were lengthened. The longer necks were inherited, and over the course of generations, this process was repeated, and their necks got longer and longer.