All categories

3 years ago

Providing examples explain how sexual reproduction in plants has evolved to become less dependent on water.

1 answer:

7 0

~Gymnosperms have developed over the course of its evolution, structures that solved the main limitations present in the Pteridophytes in relation to sexual reproduction, and in the terrestrial environment.

~The organisms that have adapted fully to the terrestrial environment feature adaptations in body to retain water, thus avoiding dehydration.

~ @ Pteridophytes:Vascular tissue: water and minerals & organic
material.
Vascular tissue: increasing efficiency in transport of water & mineral salts with increased plant growth.Dependence on water for fertilization with anterozoides furniture.

You might be interested in

Jeannie put her soccer ball on the ground on the

emmasim [6.3K]

Answer:

A. gravity

Explanation:

gravity is a force that makes things go downwards in this case Jeannie put her soccer ball on the ground on the side of the hill, the hill was in the top hence the ball went downward

5 0

3 years ago

Read 2 more answers

c. Suppose a large population of turtles consists only of two species, snapping turtle and box turtle, but the percentage of the

vodka [1.7K]

Answer:

$D_m=1/2$

Explanation:

From the question we are told that

2 species

Assuming that questions a and be are solved

Diversity index D=2p_1p_2

with $p_1 +p_2 =1$

Mathematically

$D=2p_1(1-p_1)$

$D=2(p_1-p_1^2)$

$D=2({\frac{1}{4} -(p_1-1/2)^2}$

Therefore

$D=\frac{1}{2} -2(p_1-1/2)^2$

Giving

$D_m=1/2$

$p_1=1/2$

6 0

3 years ago

The _____ is sometimes described as the executive functioning area of the brain.

tekilochka [14]

Hello I have found the following Prefrontal cortex hope this helps

7 0

3 years ago

7. Calculate the density of a liquid with a volume of 13 mL and a mass of 6.94 grams. Round your

Masja [62]

Answer:

Density = mass/volume = 57g/4.2 mL ≈ 13.6 g/mL

Explanation:

Mass = 57 g Volume = 4.2 mL

The density of mercury is ⇒ 13.6 g/cm3.

Trust me I got it wrong and it gave me this. I just did the instruction.

6 0

3 years ago

Why are the roles in different ecosystems the same but the species that fill them often different?

bearhunter [10]

Answer:

The ecosystems are different

Explanation:

Every ecosystem needs most of the types, such as producers and herbivours, but different animals need different climates, such as cacti need deserts, yet fish need water, they can't( Or shouldn't ) Be in the same ecosystem due to thier needs.

7 0

3 years ago