Exam 34: Plant Reproduction and Growth

What is the mechanism by which synthetic auxins are routinely used to control weeds?

Who wrote the book "The Power of Movement in Plants?"

The first leaves that emerge from a seed are the _________________.

Describe how adventitious plantlets form.

This hormone,in combination with auxin,stimulates cell division in plants and determines the course of differentiation.

It is now thought that __________ causes _____________ synthesis and this latter hormone is responsible for causing leaves to fall from trees.

Flowers which contain only male or female structures are called:

The response of plants to touch is called _______________________.

Once a pollen grain reaches the stigma of a flower,it begins to grow a _____________ that pierces the style.

Synthetic __________,such as 2,4-D,are routinely used to control weeds and are applied in concentrations higher than would occur in the plant tissues.