is parasitism bad ????

Answer: It's fair to say parasites are generally bad for their hosts. Many cause disease and death so, like most species, we humans usually try to avoid infection at all costs. But it turns out that some parasites, although potentially harmful in isolation, can in fact help hosts to cope with more deadly infections.

Explanation: hope this helps

If the chromosomes that determine gender had been a part of this activity, which allele (X or Y) would have determined the gender of the baby?

I don’t know if this is the right answer

How can scientists use vertebrate embryo development to build evidence for the claim that vertebrates are somewhat closely related in the evolutionary history of life on earth

4. A very large molecule consisting of many smaller structural units linked together
Chemical reaction
Macromolecule
Carbohydrate
Nucleic acid
Lipid
Protein

How do environmental changes affect both living and nonliving things in a watershed?

PLZ HELP ASAP!!!
Which of the following is a drawback to polyculture?


It allows multiple varieties of plants to exchange multiple resources from and to the soil.

It offers predictable large yields of a single crop.

It allows standardized growing techniques.

It is challenging to development and maintain.

Improved growth rate and improved resistance to various diseases are
among the goals of
a) animal breeders
b) ethologists
c) wildlife biologists
d) animal groomers

what’s the correct answer?

Quién propuso el primer mecanismo de herencia a partir de la observación y la experimentación con plantas?

What did Baron de Montesquieu argue about government?

CO2 and O2 gases exchange in alveoli through a process called diffusion. During this process, does the gas move from high concentration to low concentration or low concentration to high concentration?

Allport's belief that humans are primarily motivated by the need to satisy biological survival needs is referred to as "opportunistic functioning"

Water can move upwards, against gravity.

Select one:
True
False

The quiver tree grows in desert areas in southern Africa. In recent decades average
temperatures have been rising in southern Africa. Scientists predict that this
warming trend will continue. Quiver trees in the hottest parts of their range near
the equator are dying, but quiver trees at high elevations or in parts of the range
that are farther from the equator are growing and reproducing.
which of these best explains what is happening to the quiver tree population in southern africa oop

Animal cells perform functions using energy that is derived from glucose, Which molecule is required for animal cells to obtain the MOST energy possible from a molecule of glucose?
A. Oxygen
B. Carbon Dioxide
C. Lactic Acid
D. Water

Fairview and Washington are the same distance from the equator, and both cities are near the ocean. The air temperature in Fairview is colder than the air temperature in Washington. What causes the air temperature in these places to be different? Explain what causes the difference as completely as you can.

Which term best describes the following statement?
A line segment can be drawn between any two points.
O A. Conditional statement
B. Conjecture
C. Definition
D. Postulate

In which structure of the neuron would you expect to find sites of dopamine
synthesis?
a. myelin
b. synapse
c. cell body
d. axon

Which statement describes one aspect of an earthquake’s magnitude?

easy question!
which one?

How is dna structured

Help me please hurry

A segment of DNA that codes for the ability to make one type of protein molecule is known as a

This test/quiz is accepting submissions until Thursday, March 11, 2021 at 8:00 pm

Questions 1-19 of 19 | Page 1 of 1
Question 1 (5 points)
(03.01 LC)

Which is an example of a divergent boundary?

a
Great Rift Valley

b
Himalayan Mountains

c
Peru-Chile Trench

d
San Andreas Fault

Question 2 (5 points)
(03.02 MC)

A soil sample is 35 percent sand, 10 percent clay, and 55 percent silt. Use the following soil texture triangle to determine the type of soil present in this sample.

Soil texture triangle. Silty loam soil is approximately 50 percent or less sand, 30 percent or less clay, and 50 percent or more silt. Sandy clay soil is approximately 45 to 65 percent sand, 35 to 55 percent clay, and 20 percent or less silt. Loamy sand soil is approximately 75 to 95 percent sand, 15 percent or less clay, and 25 percent or less silt. Medium loam soil is approximately 25 to 55 percent sand, 5 to 25 percent clay, and 25 to 50 percent silt.
Public Domain

a
Silty loam

b
Sandy clay

c
Loamy sand

d
Medium loam

Question 3 (5 points)
(03.03 LC)

Which gas is the least abundant in Earth's atmosphere?

a
Argon

b
Carbon dioxide

c
Helium

d
Neon

Question 4 (5 points)
(03.02 MC)

In which of the following scenarios does weathering occur but not erosion?

Lichens growing on boulders dissolve minerals in the rocks.
Sand carried downstream by a river gradually settles to the riverbed.
Wind blowing against a cliff face causes sediment to fall to the ground.
a
I only

b
II only

c
III only

d
I and II only

Question 5 (5 points)
(03.03 MC)

How would the Coriolis effect alter movement of an air mass flowing from a higher to a lower latitude in the Southern Hemisphere?

a
It would deflect the path of the air mass to the east.

b
It would deflect the path of the air mass to the west.

c
It would deflect the path of the air mass to a lower altitude.

d
It would deflect the path of the air mass to a higher altitude.

Question 6 (5 points)
(03.02 MC)

A fast-growing town requires a new source of power. Because the town is located by a fast-flowing river, the town council votes to construct a hydroelectric power plant. How might this activity affect the local watershed?

a
The hydroelectric plant will likely flood the area behind the dam that is constructed.

b
The hydroelectric plant will likely pollute the water flowing down the waterfall.

c
The hydroelectric plant will likely pollute the air above the waterfall, leading to acid rain.

d
The hydroelectric plant will likely quit operating in the summer when the river dries up.

Question 7 (5 points)
(03.05 MC)

The state of California experiences periodic occurrences of severe drought conditions. Which weather phenomenon most likely causes this, and why?

a
El Niño, because of weakening of trade winds

b
El Niño, because of strengthening of trade winds

c
La Niña, because of increased upwelling of cooler waters

d
La Niña, because of decreased upwelling of cooler waters

Question 8 (10 points)
(03.05 HC)

The map below shows winter storm advisories in different parts of the U.S. (indicated in light purple and bright pink). There is a flood watch (indicated in green) due to severe thunderstorms and heavy rainfall:

The map of the United States is shown. The light purple and bright pink colors in the map indicate a winter storm advisory along the Appalachian Mountains, extending north. The same two colors appear above the Rocky Mountain Range near West Virginia, Utah, and Wyoming. The dark green color is a flood watch south of the Appalachian Mountains.
© National Weather Service 2020

Refer to the map to answer the following questions:
Identify the location(s) of upcoming winter storms in the continental U.S.
Identify the location(s) of upcoming heavy rains or flood in the continental U.S.
Earth's geography, climate, and weather:
Describe the general climate of the identified locations.
Explain how the geography of the identified locations affects precipitation in their region.
In mountainous regions, there are increases in global temperatures that affects that region's climate. Propose a solution for communities in these regions to be able to tolerate their unique climate.
Your answer:
Question 9 (5 points)
(03.05 LC)

Warm ocean water is carried eastward by wind towards South America to cause changes in global climate. Which of these events is described by the statement?

a
El Niño

b
La Niña

c
Land breeze

d
Sea breeze

Question 7lutiple Choice Worth 3 points)
Examine the following diagram Which of the following layers is or are older than layer D?

Based on the information from the passage, what is the net force of the box?

If a P1000 micropipette reads .25 ml it is equal to ________ ul.

If a P1000 micropipette reads _________ it is equal to 1000 ul.

If a P1000 micropipette reads .45 it is equal to ________ ul.

If a P1000 micropipette reads _______ it is equal to 350 ul.

Rain
causes dissolved
minerals to move from lakes
to the ocean.
True or False ?

which of the following is a copound

WHAT IS AN ELECTRIC CIRCUIT? WHAT MAKES UP AN ELECTRIC CIRCUIT?
GIVE AN EXAMPLE OF AN ELECTRIC CIRCUIT.