Which scenario best supports Lamarck's theory of transformation?

A) The ancestor of flightless birds was capable of flight, but rarely flew. Over time, each generation was born with smaller wings and did not fly.

B) groups of snakes competed for the same resources. One evolved to hunt for food in rockly area, while the other hunted in the forest

C) Turtles with harder shells reproduced and their offspring inherited the trait

D) Comparisons of fossils in the rock record suggest that marine mammals may have evolved from land mammals.

Answer:

Explanation:

b

Answer:

B

Explanation:

According to Lamarck, organisms altered their behavior in response to environmental change. Their changed behavior, in turn, modified their organs, and their offspring inherited those "improved" structures.

How much salt would be needed to create a 15% solution in 100 mL of water?
30 grams
15 grams
7.5 grams
25 grams

NEED HELP PLEASE NO LINKS PLEASE CORRECT ANSWER. 15 points

What happens during erosion?

What is weathering?

In which of the following scenarios are environmental conditions most likely responsible for the difference in the growth of two different animals?

A.
Two horses of the same age that live in the same stable grow to different adult heights.
B.
Two cows of different breeds that live in the same pasture grow to have different adult weights.
C.
An adult male fish is larger in size than an adult female fish of the same species.
D.
An adult deer in a lush forest is larger than an adult deer in a drought-affected area.

Which level of organization is this?



A
community

B
organism

C
population

D
abiotic

The table shows the percentage of different colors of rats in a population that survive to reproduce.

RATS BY COLOR
Color of Rat Portion of Population to Reproduce (%)
Black 25
Gray 30
White 15
Black spots 5
Gray spots 10
White spots 45

According to the table, which element of natural selection will have the most significant effect on the total population of rats?
A
the low percentage of inheritance of black spots

B
the high percentage of inheritance of white spots

C
the high percentage of inheritance of white fur

D
the low percentage of inheritance of gray fur

What is one connection between these two sections?
A. Both sections describe the four nucleotides that make up the DNA code.
B. Both sections highlight the difference between point mutations and base-pair insertions.
C. The introduction states that gene mutations can be categorized into two types, while the final section describes the categories.
D. The introduction states that gene mutations can cause diseases, while the final section lists some of those diseases.

Im on m last exam on edg 2021 first to answer with Who hoo Gets brainliest

Which are the two main sources of dissolved oxygen in the ocean?
A) surface air and ocean plants B) Warm water vents and Earth’s core
C) Underwater volcanoes and earthquakes D) Animal respiration and decomposition

What caused Hurricane Katrina to strengthen before making landfall in the Gulf Coast States?

a
mild water over the Gulf
b
cold waters over the Gulf
c
warm waters over the Gulf
d
La Nina

why does clean energy matter

heart rate during swimming for a 13 year old female

heart rate during dancing for a 13 year old female

heart rate during jogging for a 13 year old female

BPM

The diagram shows variations of Galápagos Island finches that formed over many generations.



What most likely caused the variations in these finches?
A
the temperatures on the islands

B
the available food on the islands

C
the available water on the islands

D
the number of mates on the islands

why does your saliva gets warm when you bite your tongue

True/False: Sound needs a medium to travel through such as solids, liquids, and gases

Why is the Chesapeake Bay so important?

HELP PLEASE
How would a base on the Moon help enable manned space exploration to Mars?

There are 6 different organisms in the picture above. Organize them into 2 or more groups AND defend your groups by

providing details about why you put them into the chosen groups.

Example on how to answer

Group 1- XYZ

Group 2-UM

Group 3- PORS

I put XYZ in group 1 because

put M together because

grouped PORS together because

What happens to the matter in krill when it is eaten by a seal?

A.
After it passes through the seal unchanged, it is used by the seal for growth or energy.
B.
After it passes through the seal unchanged, it exits the seal, remaining unused.
C.
After it is broken apart and rearranged, it is used by the seal for growth or energy.
D.
After it is broken apart and rearranged, it exits the seal, remaining unused.

HELP PLS NEED ASAP
NO LINKS

Can some plz Help ME FASTTTTT!!

In the human body, most cells take in very small amounts of iodine. Cells of the thyroid gland, however, depend on much higher iodine concentrations. Which method of transportation would you predict thyroid cells use to take in iodine? Construct an argument to support your prediction.

please help, no links or i will report

Explain what each of the parts of the taxonomic designation Acer rubrum (L.) indicates, and what other taxonomic information could be added if all the classification elements were used, rather than only three.

Villi are finger-like projections richly supplied with _____. They help in _____ in the small intestine.

A) mucus, digestion, food

B) blood vessels, digestion of food

C) HCI, absorption of food

D) blood vessels, absorption of food

question in picture...

How does a termite benefit from microbes inside of their digestive system?

Match the terms to their definition. 1. evolution genetic change in a population or species over many generations 2. lineage group of related organisms that share features and characteristics 3. macroevolution evolution at or below the species level 4. microevolution the expression of a genetic trait, or what the trait looks like 5. phenotype evolution above the species level 6. species continuous line of descent