Asked Feb 26, 2019
9. In gymnosperms, the material that nourishes the embryo derives from what tissue?
0. How can you visually differentiate a male from a female cone in pines?

Image Transcriptionclose

9. In gymnosperms, the material that nourishes the embryo derives from what tissue? 0. How can you visually differentiate a male from a female cone in pines?


Expert Answer

Step 1

Vascular plants are defined as any plants that exhibit xylem and phloem, the vascular tissues. The vascular plants composed of all seed-bearing plants, such as gymnosperm and angiosperm and the pteridophytes, such as ferns, horsetails, and lycophytes.

Step 2

Gymnosperms are defined as a group of seed-producing plants such as cycads, conifers, gnetophytes, and Ginkgo. The term “gymnosperm” indicates “naked seeds”. Gymnosperms lack flowers or fruits and possess unenclosed seeds on the leaf surfaces. Therefore, gymnosperm seeds are often configured as cones.

Step 3

In gymnosperms, the female gametophyte is characterized by a large multicellular structure exist at the base of every scale in a pine cone. The gymnosperm ovule matures into seed once, fertilization takes...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in



Related Biology Q&A

Find answers to questions asked by student like you
Show more Q&A

Q: Be able to calculate / describe cardiac output

A: The term “cardiac” refers to “relating to or situated near the heart”. The heart is one of the signi...


Q: Why are Cnidarians diploblast and other animals tripoblast based on evolution?

A: In the early developmental stages, the embryo of the vertebrates organizes itself into a three-layer...


Q: What method can be used to achieve sterilization?

A: It is required to describe the method to be used to achieve sterilization.


Q: You find a population of spotted salamanders that previous researchers have determined is in Hardy-W...

A: The Hardy-Weinberg equation is a mathematical equation that can be used to calculate the genetic var...


Q: What causes Trachoma and what causes keratitis of the eye?

A: Eyes are the important organs of the visual system. They detect the light and convert it into electr...


Q: We will be using a variety of media/tests to identify the unknown organisms.  In the table below ide...

A: In microbiology, various tests are involved, which helps in the identification of the bacteria, path...


Q: What is the treatment for pneumonia with immunocompromised

A: A person with an impaired immune system (immunocompromised) leads a very unhealthy life as he/she be...


Q: How might antibiotic resistance be prevented?

A: Antibiotics are antimicrobial substances that control or inhibit the growth of microorganisms, parti...


Q: 2c. What are the advantages to cultivating perennials as food crops?

A: Food crops are plants that are used for consumption and include grains, spices, legumes, fruits, veg...