Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
-
11. staar question a student produces a labeled drawing of a virus for …
C. Both protect genetic information for the structures.
-
before cambria entered the arena to watch the speech, she decided to tu…
pay attention to the speaker.
-
11. ★ staar question ★ a table comparing the characteristics of four sa…
12. Sample 3 13. Blue pipe
-
4. the leaves, seeds, and branches of three different trees are shown b…
B. the shape of the seeds
-
5. scientists have been able to produce mutations in plants by irradiat…
reproduce sexually
-
answer the following question in 3-4 complete sentences. read the quote…
I agree with the author. Picasso’s innovative style revolutionized art, paving the way for modern movements, and art’s value in evoking mood (as seen in his works) is valid, as ar…
-
5. ★staar question★ a flower that has both male and female reproductive…
a pollen grain is transferred from an anther to the stigma of the same flower
-
9. identify the correct definition for positive and negative tropisms. …
- Positive tropism: Growth towards the stimulus - Negative tropism: Growth away from the stimulus
-
10. the illustration below shows how the hormone auxin causes a plant t…
A. positive phototropism
-
look at the word in bold. salva had never seen anything like the desert…
harsh and unforgiving
-
11. the image to the left shows the shoot system of a plant growing upw…
negative geotropism/gravitropism
-
review the passage. salva had never seen anything like the desert. arou…
The shoes are falling apart so badly that Salva can only hope they stay together.
-
12. ★staar question★ which plant response would best aid a plant in max…
Decreasing stem and leaf growth, while increasing root growth.
-
read the following passage from a long walk to water. in this excerpt, …
C. Salva does not have sufficient supplies for crossing the desert. (Assuming the options are labeled A, B, C with the third option as C. If the original options had different lab…
-
13. ★ staar question ★ students set up a controlled experiment by growi…
B. Hormones produced in response to a light stimulus
-
14. ★staar question★ in the late 19th century, charles darwin and his s…
The direction of light is detected by cells on the shoot tips, and plants respond by bending toward the light.
-
15. touch - me - nots (mimosa pudica) are plants that rapidly respond t…
thigmonasty
-
1. the diagram illustrates the parts of this flower. which of these par…
B. Sepal and pedicel
-
5. what is the main idea of this text? a. satellites allow us to commun…
6. D. uses 7. D. including
-
a photograph of a virus is shown below. the projections on the surface …
1. B. attach to a host cell 2. A. the mechanism used by the virus to infect cells
-
what is one way that the bats in ight flyers\ and the honeybees in \a s…
A. Bats eat insects, while bees do not.
-
14 according to the selection, why are bats having difficulty finding h…
H. People build on the land where bats once lived.
-
40 which answer choice shows an equation that will solve the word probl…
\(0.05m + 3.99=38.44\) (the third option in the given choices)
-
49 rickies familys cell phone bill is due soon. the family budgets $190…
\(1.66x + 116\leq190.50\) (the third option)
-
there were some students in a hall at first. after assembly, \\(\\frac{…
a) Approximately 63 students (but likely a typo, correct total with integer is 240? Wait, no. Alternatively, maybe the fractions are \( \frac{3}{8} \) and \( \frac{4}{15} \), and …
-
a revolving restaurant revolves at a constant rate. it takes 212 minute…
A.
-
age-structure diagrams age structure diagrams with a wide base compared…
D. because there are many more young people than old people
-
whether a population is experiencing high growth, slowing growth, stabi…
B. visual representation that shows how many people are in different age groups in a population
-
population. it puts people into groups based on age, separating by male…
B. males and females
-
italy (2023) based on the shape of this age structure diagram, what is …
It is declining.
-
remember that age structure diagrams with vertical sides (not sloping) …
The Left Graph
-
clearing ecosystems creates more farmland but reduces biodiversity that…
The first statement: "Clearing ecosystems creates more farmland but reduces biodiversity that is helpful for developing disease - resistant crops."
-
what is the relationship between ecological sustainability and food pro…
The option: "Clearing ecosystems creates more farmland but reduces biodiversity that is helpful for developing disease - resistant crops."
-
when citing multiple authors, use: a. et al b. initials c. first names …
a. Et al ### Second Question ("What belongs in a journal citation?")
-
when citing multiple authors, use: a. et al b. initials c. first names …
a. Et al d. Volume number a. Restating ideas a. Last name first
-
lesson 1 canadian history studying canadian history helps us understand…
1. (5) 2. (1), (3), (4) 3. (3) 4. (4)
-
what is the relationship between ecological sustainability and treatmen…
The correct option is: Many medicines are derived from plants, so preserving ecosystems provides opportunities to find new treatments. (The last option among the given choices)
-
what is the relationship between ecological sustainability and treatmen…
Many medicines are derived from plants, so preserving ecosystems provides opportunities to find new treatments.
-
what is the relationship between ecological sustainability and food pro…
B. Clearing ecosystems creates more farmland but reduces biodiversity that is helpful for developing disease - resistant crops. (Note: Here we assume the options are labeled A, B,…
-
a term that typically describes a species that no longer has any known …
B. extinct
-
natural selection principle: selection over many generations, a trait b…
The image presents four key points of the Natural Selection Principle: 1. Different traits within a population 2. Organisms compete for limited resources (food, shelter, water, et…
-
the struggle between organisms to survive in a habitat with limited res…
A. competition
-
an organism that is best fit for its environment has _______ that help …
C. Adaptations
-
a population of rabbits (some with white fur and some with brown fur) l…
Wolves catch more white rabbits, so brown rabbits survive and reproduce more. Over time, brown fur becomes more common in the population over the generations.
-
selection is a principle of natural selection. what does it mean? diffe…
Red box: individuals with beneficial adaptations are more likely to survive and pass on their genes to their offspring
-
adaptation is a principle of natural selection. what are adaptations? o…
beneficial traits that help an organism survive
-
mutations are important because they bring about... benefits for the in…
B. genetic variation needed for a population to evolve
-
an individual organism can change its traits to become more fit for its…
False! Changes in traits occur in a population over generations.
-
why are there so many bacteria resistant to antibiotics today? doctors …
Red box: Bacteria with resistance genes survived and reproduced more
-
how well an organism can survive in its specific environment natural se…
B. fitness
-
differences in physical traits of an individual among the species to wh…
B. variation
-
what role does the environment play in natural selection? it selects tr…
It selects traits that are most helpful for survival in that specific setting.
-
a population of rabbits (some with white fur and some with brown fur) l…
The rabbits compete for limited hiding places to escape from predators.
-
which of these are true of political action committees (pacs) but not o…
PACs provide financial support to political campaigns, PACs are regulated by the Federal Election Commission.
-
continue reading about connections in a food chain. use the close readi…
The best summary is D. Snakes play an important role in a complex food chain. Their population size affects the number of mice, hawks, and oak trees. For the "Show Your Thinking" …
-
extra practice: 1. | | linear | exponential | neither | | --- | --- | -…
a) The consulting firm. The consulting - firm salary is approximately \(\$46274.84\) greater. b) The consulting firm. The consulting - firm salary is approximately \(\$2053.07\) g…
-
label the figure with the following events that occur in response to a …
- Adrenal gland: Epinephrine and norepinephrine are released. - Heart cell: The rate of contraction and relaxation increases. - Liver cell: Glycogen stores are broken down and glu…
-
page(s) 502-504 25.6. distinguish between a primary and a secondary ada…
In the third line of defense, the human body initiates the **adaptive** immune response. This involves specific recognition of a particular pathogen with Y-shaped proteins called …
-
match the following cells with the type of immunity to which they contr…
Innate immune system: neutrophils, macrophages Adaptive immune system: T cells, B cells Both systems: white blood cells
-
complete the passage by filling in the blank(s). drag the word(s) below…
First blank: innate; Second blank: damage
-
close reading underline the sentence that states the central idea. hint…
D. Snakes play an important role in a complex food chain. Their population size affects the number of mice, hawks, and oak trees.
-
read the first two paragraphs of a scientific account about a food chai…
The opinion statement to cross out is "even though I think they are pests" because it is a personal opinion, and summaries of scientific accounts should be factual without includi…
-
when you give a summary of informational text, you briefly restate in y…
### Chart Completion: - First "Important Detail" blank: Asia - Second "Important Detail" blank: flow of water and nutrients - Third "Important Detail" blank: the widespread death …
-
chapter 25: endocrine and immune systems: testing the iceman page(s) 50…
innate immune response → This is a nonspecific response to a pathogen. primary immune response → Immune memory cells are created after exposure to pathogen. secondary immune respo…
-
when you give a summary of informational text, you briefly restate in y…
Cross out "annoying", and "I wish they would go back there!". The remaining factual summary parts are: "The emerald ash borer is a pest that destroys ash trees by feeding on their…
-
lesson 2 part 1: introduction summarizing informational texts when you …
Arts - Writing
-
which describes the chromosome set of a polyploid organism? a) 3n b) tr…
A) \(3n\)
-
match the following terms or phrases with the lines of defense in the h…
First line of defense: skin, salivary enzymes Second line of defense: inflammation, antipathogenic, phagocytes Third line of defense: antibodies, specific response, first identifi…
-
what is the name for the system in which haploid males are produced fro…
C) haplodiploidy
-
white blood cells are mainly involved in phagocytosis in the innate imm…
True
-
humans have 22 pairs of autosomes when there are no nondisjunction erro…
B) Klinefelter’s syndrome
-
inquizitive chapter 25: endocrine and immune systems: testing the icema…
1. Endocrine cells release hormones. 2. Hormones circulate in blood. 3. Hormones bind to receptors. 4. Changes in cellular activity initiated.
-
if a diploid cell undergoes meiosis but the homologous chromosomes fail…
C) diploid zygote
-
question 2 how many chromosomes would a male with klinefelters syndrome…
D) 47
-
indicate whether the following responses are a first, second, or third …
skin: first inflammation: second chemical secretions from the sweat and sebum: first memory B cells: third
-
folic acid deficiency can sometimes lead to nosebleeds or bleeding gums…
platelets
-
which statement best describes a cell in metaphase ii? a) diploid with …
B) haploid with duplicated chromosomes
-
covid-19 is the disease caused by the sars-cov-2 virus and spreads thro…
Your body's immune system is using immune memory to attack this pathogen.
-
which of the following does not produce genetic variation in offspring?…
A) separation of sister chromatids during mitosis
-
hormones directly participate in which of the following? correct answer…
signaling, communication, behavior, reproduction, gene regulation
-
using the image, which process would result in the formation of chromos…
B) crossing over
-
match each type of white blood cell to its description(s). note: labels…
lymphocyte → differentiate into B cells and T cells; originate from stem cells in the bone marrow neutrophils → use chemicals and engulfment to attack invaders; originate from ste…
-
match the following terms or phrases with the lines of defense in the h…
First line of defense: salivary enzymes, antipathogenic, skin Second line of defense: inflammation, phagocytes, first identifies self versus nonself Third line of defense: specifi…
-
12. certain genetic conditions, like down syndrome, result from an indi…
An event in meiosis I is **nondisjunction of homologous chromosomes**: during anaphase I, a pair of homologous chromosomes fails to separate. This results in one daughter cell rec…
-
match the following terms or phrases with the lines of defense in the h…
First line of defense: salivary enzymes, antipathogenic, skin Second line of defense: inflammation, phagocytes Third line of defense: first identifies self versus nonself, specifi…
-
chapter 25: endocrine and immune systems: testing the iceman 500, 502 2…
- Hermit crab (invertebrate): neutrophil, macrophage - Dogs (vertebrates): antibody, neutrophil, T cell, macrophage, adaptive immunity
-
you are infected with a new bacterial strain that you hadn’t caught bef…
Because your immune system recognizes the nonself proteins, a secondary immune response is initiated.
-
inquizitive chapter 25: endocrine and immune systems: testing the icema…
1. Hormone binds to receptor. 2. Gene is transcribed to hundreds of mRNA molecules. 3. mRNA molecules are translated to thousands of proteins. 4. Proteins affect a change in cell …
-
25.3. identify the immune system’s first, second, and third lines of de…
immune system, adaptive immune response, antibody-mediated immunity, primary immune response
-
page(s) 495-498 25.1. explain how cells communicate with each other via…
lower adrenaline levels, fewer cytokine receptors activated
-
when a person has an immune system response to a normally innocuous sub…
False
-
5. of your potential blood donors in your table from question 4, who ca…
(Depends on Question 4's table data. Example: If donors are [Donor 1: A+], [Donor 2: O+], [Donor 3: A-], [Donor 4: O-], then Donors 1,2,3,4 can donate. Justification: A+ and A- ha…
-
chapter 25: endocrine and immune systems: testing the iceman page(s) 49…
The first line of defense includes **physical/chemical** defenses such as skin, mucus, and tears. The second line of defense involves the **innate** immune system, including **pha…
-
chapter 25: endocrine and immune systems: testing the iceman page(s) 49…
The first line of defense includes physical defenses such as skin, mucus, and tears. The second line of defense involves the innate immune system, including phagocytes such as neu…
-
3. you are presented with the following incomplete dominance scenario, …
a. The \( F_1 \) generation genotypes are \( DD \) (50%) and \( Dd \) (50%) (or in ratio \( DD:Dd = 1:1 \)). b. The \( F_1 \) generation phenotypes are curly hair (50%) and wavy h…
-
page(s) 498-503 25.3. identify the immune system’s first, second, and t…
The first line of defense includes **physical/chemical** defenses such as skin, mucus, and tears. The second line of defense involves the **innate** immune system, including **pha…
-
when a child gets strep throat for the first time, the secondary immune…
False
-
inquizitive chapter 25: endocrine and immune systems: testing the icema…
integrates with the nervous system
-
in which of the following scenarios is it possible for a person to have…
vaccination
-
caffeine mimics a chemical in the body called adenosine, which can bind…
release of glucose into the bloodstream, increased blood flow, a feeling of stress