« previous next »

Author Question: Which of the following developmental processes in a seed is the most evolutionar (Read 432 times)

curlz

  • Hero Member
  • *****
  • Posts: 538
on: Aug 14, 2013
Which of the following developmental processes in a seed is the most evolutionarily advantageous for the initial establishment of a viable seedling?
A) The emergence of the radical.
B) The coleoptiles in monocots.
C) The protective layer of cutin outside of the seed coat.
D) The emergence of the first photosynthetically active leaves.
E) The development of a nutrient-rich hypocotyl.


mydiamond

  • Hero Member
  • *****
  • Posts: 804
Reply #1 on: Aug 22, 2013
I know it's A,

Shine bright :)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

The fossil Runcaria heinzelinii, a plant with a probable seed precursor. The fossil Runcaria heinzelinii, a plant with a probable seed precursor.
The four processes of pharmacokinetics: absorption, distribution, metabolism, and excretion The four processes of pharmacokinetics: absorption, distribution, metabolism, and excretion
Contribution of enthalpy and entropy to several favorable processes Contribution of enthalpy and entropy to several favorable processes
A summary of the major processes in information restructuring of DNA A summary of the major processes in information restructuring of DNA
Natural Hazards: Earth's Processes as Hazards, Disasters, and Catastrophes, 4th Edition Natural Hazards: Earth's Processes as Hazards, Disasters, and Catastrophes, 4th Edition
Digestive Processes Digestive Processes
Video: Nervous pathway to the Neuromuscular (NMJ)

For a complete list of videos, visit our video library